Home / 48,423.14-66,817.71-28,265.43

Finding the Fourth Proportional to 48,423.14, 66,817.71 and 28,265.43

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Solution

The fourth proportional to 48,423.14, 66,817.71 and 28,265.43 is: 39,002.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,423.14 : 66,817.71 = 28,265.43 : x
  2. Step 2: Convert to fraction form
    48,423.14/66,817.71 = 28,265.43/x
  3. Step 3: Cross multiply
    48,423.14x = 66,817.71 × 28,265.43
  4. Step 4: Simplify right side
    48,423.14x = 1,888,631,304.77
  5. Step 5: Solve for x
    x = 1,888,631,304.77/48,423.14
  6. Step 6: Final answer
    x = 39,002.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.