Home / 22,981.41-34,475.36-8,187.17

Finding the Fourth Proportional to 22,981.41, 34,475.36 and 8,187.17

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Solution

The fourth proportional to 22,981.41, 34,475.36 and 8,187.17 is: 12,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,981.41 : 34,475.36 = 8,187.17 : x
  2. Step 2: Convert to fraction form
    22,981.41/34,475.36 = 8,187.17/x
  3. Step 3: Cross multiply
    22,981.41x = 34,475.36 × 8,187.17
  4. Step 4: Simplify right side
    22,981.41x = 282,255,419.82
  5. Step 5: Solve for x
    x = 282,255,419.82/22,981.41
  6. Step 6: Final answer
    x = 12,281.90

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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.