Home / 19,901.68-29,851.12-14,365.04

Finding the Fourth Proportional to 19,901.68, 29,851.12 and 14,365.04

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Solution

The fourth proportional to 19,901.68, 29,851.12 and 14,365.04 is: 21,546.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901.68 : 29,851.12 = 14,365.04 : x
  2. Step 2: Convert to fraction form
    19,901.68/29,851.12 = 14,365.04/x
  3. Step 3: Cross multiply
    19,901.68x = 29,851.12 × 14,365.04
  4. Step 4: Simplify right side
    19,901.68x = 428,812,532.84
  5. Step 5: Solve for x
    x = 428,812,532.84/19,901.68
  6. Step 6: Final answer
    x = 21,546.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.