Home / 14,294.28-21,268.41-13,937.16

Finding the Fourth Proportional to 14,294.28, 21,268.41 and 13,937.16

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Solution

The fourth proportional to 14,294.28, 21,268.41 and 13,937.16 is: 20,737.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,294.28 : 21,268.41 = 13,937.16 : x
  2. Step 2: Convert to fraction form
    14,294.28/21,268.41 = 13,937.16/x
  3. Step 3: Cross multiply
    14,294.28x = 21,268.41 × 13,937.16
  4. Step 4: Simplify right side
    14,294.28x = 296,421,233.12
  5. Step 5: Solve for x
    x = 296,421,233.12/14,294.28
  6. Step 6: Final answer
    x = 20,737.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.