Home / 23,154.46-31,953.74-14,196.76

Finding the Fourth Proportional to 23,154.46, 31,953.74 and 14,196.76

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Solution

The fourth proportional to 23,154.46, 31,953.74 and 14,196.76 is: 19,591.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.46 : 31,953.74 = 14,196.76 : x
  2. Step 2: Convert to fraction form
    23,154.46/31,953.74 = 14,196.76/x
  3. Step 3: Cross multiply
    23,154.46x = 31,953.74 × 14,196.76
  4. Step 4: Simplify right side
    23,154.46x = 453,639,427.01
  5. Step 5: Solve for x
    x = 453,639,427.01/23,154.46
  6. Step 6: Final answer
    x = 19,591.88

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.