Home / 61,331.76-92,006.40-21,880.56

Finding the Fourth Proportional to 61,331.76, 92,006.40 and 21,880.56

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Solution

The fourth proportional to 61,331.76, 92,006.40 and 21,880.56 is: 32,823.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,331.76 : 92,006.40 = 21,880.56 : x
  2. Step 2: Convert to fraction form
    61,331.76/92,006.40 = 21,880.56/x
  3. Step 3: Cross multiply
    61,331.76x = 92,006.40 × 21,880.56
  4. Step 4: Simplify right side
    61,331.76x = 2,013,151,555.58
  5. Step 5: Solve for x
    x = 2,013,151,555.58/61,331.76
  6. Step 6: Final answer
    x = 32,823.97

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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.