Home / 26,671.17-40,087.74-17,817.92

Finding the Fourth Proportional to 26,671.17, 40,087.74 and 17,817.92

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Solution

The fourth proportional to 26,671.17, 40,087.74 and 17,817.92 is: 26,780.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,671.17 : 40,087.74 = 17,817.92 : x
  2. Step 2: Convert to fraction form
    26,671.17/40,087.74 = 17,817.92/x
  3. Step 3: Cross multiply
    26,671.17x = 40,087.74 × 17,817.92
  4. Step 4: Simplify right side
    26,671.17x = 714,279,943.86
  5. Step 5: Solve for x
    x = 714,279,943.86/26,671.17
  6. Step 6: Final answer
    x = 26,780.98

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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.