Home / 16,728.41-23,065.02-14,455.69

Finding the Fourth Proportional to 16,728.41, 23,065.02 and 14,455.69

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Solution

The fourth proportional to 16,728.41, 23,065.02 and 14,455.69 is: 19,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.41 : 23,065.02 = 14,455.69 : x
  2. Step 2: Convert to fraction form
    16,728.41/23,065.02 = 14,455.69/x
  3. Step 3: Cross multiply
    16,728.41x = 23,065.02 × 14,455.69
  4. Step 4: Simplify right side
    16,728.41x = 333,420,721.30
  5. Step 5: Solve for x
    x = 333,420,721.30/16,728.41
  6. Step 6: Final answer
    x = 19,931.40

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Half scale
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Double scale
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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.