Home / 41,088.88-61,671.84-21,381.40

Finding the Fourth Proportional to 41,088.88, 61,671.84 and 21,381.40

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Solution

The fourth proportional to 41,088.88, 61,671.84 and 21,381.40 is: 32,092.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,088.88 : 61,671.84 = 21,381.40 : x
  2. Step 2: Convert to fraction form
    41,088.88/61,671.84 = 21,381.40/x
  3. Step 3: Cross multiply
    41,088.88x = 61,671.84 × 21,381.40
  4. Step 4: Simplify right side
    41,088.88x = 1,318,630,279.78
  5. Step 5: Solve for x
    x = 1,318,630,279.78/41,088.88
  6. Step 6: Final answer
    x = 32,092.14

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1.5x scale

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.