Home / 63,319.28-94,983.92-21,199.54

Finding the Fourth Proportional to 63,319.28, 94,983.92 and 21,199.54

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Solution

The fourth proportional to 63,319.28, 94,983.92 and 21,199.54 is: 31,800.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,319.28 : 94,983.92 = 21,199.54 : x
  2. Step 2: Convert to fraction form
    63,319.28/94,983.92 = 21,199.54/x
  3. Step 3: Cross multiply
    63,319.28x = 94,983.92 × 21,199.54
  4. Step 4: Simplify right side
    63,319.28x = 2,013,615,666.62
  5. Step 5: Solve for x
    x = 2,013,615,666.62/63,319.28
  6. Step 6: Final answer
    x = 31,800.99

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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.