Home / 43,476.17-65,182.32-13,876.92

Finding the Fourth Proportional to 43,476.17, 65,182.32 and 13,876.92

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Solution

The fourth proportional to 43,476.17, 65,182.32 and 13,876.92 is: 20,805.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,476.17 : 65,182.32 = 13,876.92 : x
  2. Step 2: Convert to fraction form
    43,476.17/65,182.32 = 13,876.92/x
  3. Step 3: Cross multiply
    43,476.17x = 65,182.32 × 13,876.92
  4. Step 4: Simplify right side
    43,476.17x = 904,529,840.05
  5. Step 5: Solve for x
    x = 904,529,840.05/43,476.17
  6. Step 6: Final answer
    x = 20,805.19

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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.