Home / 47,325.67-70,988.49-12,265.31

Finding the Fourth Proportional to 47,325.67, 70,988.49 and 12,265.31

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Solution

The fourth proportional to 47,325.67, 70,988.49 and 12,265.31 is: 18,397.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,325.67 : 70,988.49 = 12,265.31 : x
  2. Step 2: Convert to fraction form
    47,325.67/70,988.49 = 12,265.31/x
  3. Step 3: Cross multiply
    47,325.67x = 70,988.49 × 12,265.31
  4. Step 4: Simplify right side
    47,325.67x = 870,696,013.75
  5. Step 5: Solve for x
    x = 870,696,013.75/47,325.67
  6. Step 6: Final answer
    x = 18,397.97

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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.