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Finding the Fourth Proportional to 26,874.72, 40,312.08 and 22,248

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Solution

The fourth proportional to 26,874.72, 40,312.08 and 22,248 is: 33,372

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,874.72 : 40,312.08 = 22,248 : x
  2. Step 2: Convert to fraction form
    26,874.72/40,312.08 = 22,248/x
  3. Step 3: Cross multiply
    26,874.72x = 40,312.08 × 22,248
  4. Step 4: Simplify right side
    26,874.72x = 896,863,155.84
  5. Step 5: Solve for x
    x = 896,863,155.84/26,874.72
  6. Step 6: Final answer
    x = 33,372

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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.