Home / 44,130.11-66,157.96-19,151.35

Finding the Fourth Proportional to 44,130.11, 66,157.96 and 19,151.35

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Solution

The fourth proportional to 44,130.11, 66,157.96 and 19,151.35 is: 28,710.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,130.11 : 66,157.96 = 19,151.35 : x
  2. Step 2: Convert to fraction form
    44,130.11/66,157.96 = 19,151.35/x
  3. Step 3: Cross multiply
    44,130.11x = 66,157.96 × 19,151.35
  4. Step 4: Simplify right side
    44,130.11x = 1,267,013,820.70
  5. Step 5: Solve for x
    x = 1,267,013,820.70/44,130.11
  6. Step 6: Final answer
    x = 28,710.87

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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.