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Finding the Fourth Proportional to 32,419.78, 44,737.56 and 18,081.08

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Solution

The fourth proportional to 32,419.78, 44,737.56 and 18,081.08 is: 24,950.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,419.78 : 44,737.56 = 18,081.08 : x
  2. Step 2: Convert to fraction form
    32,419.78/44,737.56 = 18,081.08/x
  3. Step 3: Cross multiply
    32,419.78x = 44,737.56 × 18,081.08
  4. Step 4: Simplify right side
    32,419.78x = 808,903,401.36
  5. Step 5: Solve for x
    x = 808,903,401.36/32,419.78
  6. Step 6: Final answer
    x = 24,950.92

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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.