Home / 51,667.30-77,549.46-25,390.90

Finding the Fourth Proportional to 51,667.30, 77,549.46 and 25,390.90

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Solution

The fourth proportional to 51,667.30, 77,549.46 and 25,390.90 is: 38,110.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,667.30 : 77,549.46 = 25,390.90 : x
  2. Step 2: Convert to fraction form
    51,667.30/77,549.46 = 25,390.90/x
  3. Step 3: Cross multiply
    51,667.30x = 77,549.46 × 25,390.90
  4. Step 4: Simplify right side
    51,667.30x = 1,969,050,583.91
  5. Step 5: Solve for x
    x = 1,969,050,583.91/51,667.30
  6. Step 6: Final answer
    x = 38,110.19

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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.