Home / 14,044.75-19,381.85-7,671.18

Finding the Fourth Proportional to 14,044.75, 19,381.85 and 7,671.18

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Solution

The fourth proportional to 14,044.75, 19,381.85 and 7,671.18 is: 10,586.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.75 : 19,381.85 = 7,671.18 : x
  2. Step 2: Convert to fraction form
    14,044.75/19,381.85 = 7,671.18/x
  3. Step 3: Cross multiply
    14,044.75x = 19,381.85 × 7,671.18
  4. Step 4: Simplify right side
    14,044.75x = 148,681,660.08
  5. Step 5: Solve for x
    x = 148,681,660.08/14,044.75
  6. Step 6: Final answer
    x = 10,586.28

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Half scale
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Double scale
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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.