Home / 63,689.81-95,534.72-28,588.46

Finding the Fourth Proportional to 63,689.81, 95,534.72 and 28,588.46

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Solution

The fourth proportional to 63,689.81, 95,534.72 and 28,588.46 is: 42,882.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,689.81 : 95,534.72 = 28,588.46 : x
  2. Step 2: Convert to fraction form
    63,689.81/95,534.72 = 28,588.46/x
  3. Step 3: Cross multiply
    63,689.81x = 95,534.72 × 28,588.46
  4. Step 4: Simplify right side
    63,689.81x = 2,731,189,900.72
  5. Step 5: Solve for x
    x = 2,731,189,900.72/63,689.81
  6. Step 6: Final answer
    x = 42,882.69

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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.