Home / 39,916.60-59,879.52-13,264.97

Finding the Fourth Proportional to 39,916.60, 59,879.52 and 13,264.97

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Solution

The fourth proportional to 39,916.60, 59,879.52 and 13,264.97 is: 19,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,916.60 : 59,879.52 = 13,264.97 : x
  2. Step 2: Convert to fraction form
    39,916.60/59,879.52 = 13,264.97/x
  3. Step 3: Cross multiply
    39,916.60x = 59,879.52 × 13,264.97
  4. Step 4: Simplify right side
    39,916.60x = 794,299,737.02
  5. Step 5: Solve for x
    x = 794,299,737.02/39,916.60
  6. Step 6: Final answer
    x = 19,898.98

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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.