Home / 53,402.04-80,151.48-28,463.04

Finding the Fourth Proportional to 53,402.04, 80,151.48 and 28,463.04

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Solution

The fourth proportional to 53,402.04, 80,151.48 and 28,463.04 is: 42,720.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,402.04 : 80,151.48 = 28,463.04 : x
  2. Step 2: Convert to fraction form
    53,402.04/80,151.48 = 28,463.04/x
  3. Step 3: Cross multiply
    53,402.04x = 80,151.48 × 28,463.04
  4. Step 4: Simplify right side
    53,402.04x = 2,281,354,781.30
  5. Step 5: Solve for x
    x = 2,281,354,781.30/53,402.04
  6. Step 6: Final answer
    x = 42,720.37

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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.