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Finding the Fourth Proportional to 44,019.88, 66,034.95 and 15,953.15

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Solution

The fourth proportional to 44,019.88, 66,034.95 and 15,953.15 is: 23,931.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,019.88 : 66,034.95 = 15,953.15 : x
  2. Step 2: Convert to fraction form
    44,019.88/66,034.95 = 15,953.15/x
  3. Step 3: Cross multiply
    44,019.88x = 66,034.95 × 15,953.15
  4. Step 4: Simplify right side
    44,019.88x = 1,053,465,462.59
  5. Step 5: Solve for x
    x = 1,053,465,462.59/44,019.88
  6. Step 6: Final answer
    x = 23,931.59

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1.5x scale

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.