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Finding the Fourth Proportional to 32,415.54, 44,737.83 and 18,992.15

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Solution

The fourth proportional to 32,415.54, 44,737.83 and 18,992.15 is: 26,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,415.54 : 44,737.83 = 18,992.15 : x
  2. Step 2: Convert to fraction form
    32,415.54/44,737.83 = 18,992.15/x
  3. Step 3: Cross multiply
    32,415.54x = 44,737.83 × 18,992.15
  4. Step 4: Simplify right side
    32,415.54x = 849,667,522.11
  5. Step 5: Solve for x
    x = 849,667,522.11/32,415.54
  6. Step 6: Final answer
    x = 26,211.74

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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.