Home / 41,130.28-61,695.74-9,965.53

Finding the Fourth Proportional to 41,130.28, 61,695.74 and 9,965.53

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Solution

The fourth proportional to 41,130.28, 61,695.74 and 9,965.53 is: 14,948.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,130.28 : 61,695.74 = 9,965.53 : x
  2. Step 2: Convert to fraction form
    41,130.28/61,695.74 = 9,965.53/x
  3. Step 3: Cross multiply
    41,130.28x = 61,695.74 × 9,965.53
  4. Step 4: Simplify right side
    41,130.28x = 614,830,849.88
  5. Step 5: Solve for x
    x = 614,830,849.88/41,130.28
  6. Step 6: Final answer
    x = 14,948.37

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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.