Home / 44,130.30-66,158.13-19,151.45

Finding the Fourth Proportional to 44,130.30, 66,158.13 and 19,151.45

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Solution

The fourth proportional to 44,130.30, 66,158.13 and 19,151.45 is: 28,710.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,130.30 : 66,158.13 = 19,151.45 : x
  2. Step 2: Convert to fraction form
    44,130.30/66,158.13 = 19,151.45/x
  3. Step 3: Cross multiply
    44,130.30x = 66,158.13 × 19,151.45
  4. Step 4: Simplify right side
    44,130.30x = 1,267,024,107.91
  5. Step 5: Solve for x
    x = 1,267,024,107.91/44,130.30
  6. Step 6: Final answer
    x = 28,710.98

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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.