Home / 53,237.39-79,839.59-17,691.12

Finding the Fourth Proportional to 53,237.39, 79,839.59 and 17,691.12

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Solution

The fourth proportional to 53,237.39, 79,839.59 and 17,691.12 is: 26,531.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,237.39 : 79,839.59 = 17,691.12 : x
  2. Step 2: Convert to fraction form
    53,237.39/79,839.59 = 17,691.12/x
  3. Step 3: Cross multiply
    53,237.39x = 79,839.59 × 17,691.12
  4. Step 4: Simplify right side
    53,237.39x = 1,412,451,678.99
  5. Step 5: Solve for x
    x = 1,412,451,678.99/53,237.39
  6. Step 6: Final answer
    x = 26,531.20

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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.