Home / 53,462.62-73,781.04-30,805.17

Finding the Fourth Proportional to 53,462.62, 73,781.04 and 30,805.17

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Solution

The fourth proportional to 53,462.62, 73,781.04 and 30,805.17 is: 42,512.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,462.62 : 73,781.04 = 30,805.17 : x
  2. Step 2: Convert to fraction form
    53,462.62/73,781.04 = 30,805.17/x
  3. Step 3: Cross multiply
    53,462.62x = 73,781.04 × 30,805.17
  4. Step 4: Simplify right side
    53,462.62x = 2,272,837,479.98
  5. Step 5: Solve for x
    x = 2,272,837,479.98/53,462.62
  6. Step 6: Final answer
    x = 42,512.65

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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.