Home / 26,917.56-40,373.46-9,387

Finding the Fourth Proportional to 26,917.56, 40,373.46 and 9,387

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Solution

The fourth proportional to 26,917.56, 40,373.46 and 9,387 is: 14,079.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,917.56 : 40,373.46 = 9,387 : x
  2. Step 2: Convert to fraction form
    26,917.56/40,373.46 = 9,387/x
  3. Step 3: Cross multiply
    26,917.56x = 40,373.46 × 9,387
  4. Step 4: Simplify right side
    26,917.56x = 378,985,669.02
  5. Step 5: Solve for x
    x = 378,985,669.02/26,917.56
  6. Step 6: Final answer
    x = 14,079.50

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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.