Home / 39,818.40-59,727.60-16,125.90

Finding the Fourth Proportional to 39,818.40, 59,727.60 and 16,125.90

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Solution

The fourth proportional to 39,818.40, 59,727.60 and 16,125.90 is: 24,188.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,818.40 : 59,727.60 = 16,125.90 : x
  2. Step 2: Convert to fraction form
    39,818.40/59,727.60 = 16,125.90/x
  3. Step 3: Cross multiply
    39,818.40x = 59,727.60 × 16,125.90
  4. Step 4: Simplify right side
    39,818.40x = 963,161,304.84
  5. Step 5: Solve for x
    x = 963,161,304.84/39,818.40
  6. Step 6: Final answer
    x = 24,188.85

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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.