Home / 23,427.10-32,329.44-12,816.76

Finding the Fourth Proportional to 23,427.10, 32,329.44 and 12,816.76

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Solution

The fourth proportional to 23,427.10, 32,329.44 and 12,816.76 is: 17,687.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,427.10 : 32,329.44 = 12,816.76 : x
  2. Step 2: Convert to fraction form
    23,427.10/32,329.44 = 12,816.76/x
  3. Step 3: Cross multiply
    23,427.10x = 32,329.44 × 12,816.76
  4. Step 4: Simplify right side
    23,427.10x = 414,358,673.41
  5. Step 5: Solve for x
    x = 414,358,673.41/23,427.10
  6. Step 6: Final answer
    x = 17,687.15

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Half scale
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Double scale
Find fourth proportional to 23,428.10, 32,330.82 and 12,817.76
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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.