Home / 39,436.60-59,197.02-21,901.72

Finding the Fourth Proportional to 39,436.60, 59,197.02 and 21,901.72

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Solution

The fourth proportional to 39,436.60, 59,197.02 and 21,901.72 is: 32,875.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,436.60 : 59,197.02 = 21,901.72 : x
  2. Step 2: Convert to fraction form
    39,436.60/59,197.02 = 21,901.72/x
  3. Step 3: Cross multiply
    39,436.60x = 59,197.02 × 21,901.72
  4. Step 4: Simplify right side
    39,436.60x = 1,296,516,556.87
  5. Step 5: Solve for x
    x = 1,296,516,556.87/39,436.60
  6. Step 6: Final answer
    x = 32,875.97

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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.