Home / 39,990.60-59,957.10-22,465.80

Finding the Fourth Proportional to 39,990.60, 59,957.10 and 22,465.80

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Solution

The fourth proportional to 39,990.60, 59,957.10 and 22,465.80 is: 33,682.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,990.60 : 59,957.10 = 22,465.80 : x
  2. Step 2: Convert to fraction form
    39,990.60/59,957.10 = 22,465.80/x
  3. Step 3: Cross multiply
    39,990.60x = 59,957.10 × 22,465.80
  4. Step 4: Simplify right side
    39,990.60x = 1,346,984,217.18
  5. Step 5: Solve for x
    x = 1,346,984,217.18/39,990.60
  6. Step 6: Final answer
    x = 33,682.52

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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.