Home / 42,298.04-63,452.91-14,220.29

Finding the Fourth Proportional to 42,298.04, 63,452.91 and 14,220.29

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Solution

The fourth proportional to 42,298.04, 63,452.91 and 14,220.29 is: 21,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,298.04 : 63,452.91 = 14,220.29 : x
  2. Step 2: Convert to fraction form
    42,298.04/63,452.91 = 14,220.29/x
  3. Step 3: Cross multiply
    42,298.04x = 63,452.91 × 14,220.29
  4. Step 4: Simplify right side
    42,298.04x = 902,318,781.54
  5. Step 5: Solve for x
    x = 902,318,781.54/42,298.04
  6. Step 6: Final answer
    x = 21,332.40

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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.