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Finding the Fourth Proportional to 32,415.50, 44,737.35 and 18,270.92

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Solution

The fourth proportional to 32,415.50, 44,737.35 and 18,270.92 is: 25,216.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,415.50 : 44,737.35 = 18,270.92 : x
  2. Step 2: Convert to fraction form
    32,415.50/44,737.35 = 18,270.92/x
  3. Step 3: Cross multiply
    32,415.50x = 44,737.35 × 18,270.92
  4. Step 4: Simplify right side
    32,415.50x = 817,392,542.86
  5. Step 5: Solve for x
    x = 817,392,542.86/32,415.50
  6. Step 6: Final answer
    x = 25,216.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.