Home / 59,893-89,839.12-15,519.64

Finding the Fourth Proportional to 59,893, 89,839.12 and 15,519.64

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Solution

The fourth proportional to 59,893, 89,839.12 and 15,519.64 is: 23,279.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,893 : 89,839.12 = 15,519.64 : x
  2. Step 2: Convert to fraction form
    59,893/89,839.12 = 15,519.64/x
  3. Step 3: Cross multiply
    59,893x = 89,839.12 × 15,519.64
  4. Step 4: Simplify right side
    59,893x = 1,394,270,800.32
  5. Step 5: Solve for x
    x = 1,394,270,800.32/59,893
  6. Step 6: Final answer
    x = 23,279.36

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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.