Home / 22,497.05-31,041.87-12,934.70

Finding the Fourth Proportional to 22,497.05, 31,041.87 and 12,934.70

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Solution

The fourth proportional to 22,497.05, 31,041.87 and 12,934.70 is: 17,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,497.05 : 31,041.87 = 12,934.70 : x
  2. Step 2: Convert to fraction form
    22,497.05/31,041.87 = 12,934.70/x
  3. Step 3: Cross multiply
    22,497.05x = 31,041.87 × 12,934.70
  4. Step 4: Simplify right side
    22,497.05x = 401,517,275.89
  5. Step 5: Solve for x
    x = 401,517,275.89/22,497.05
  6. Step 6: Final answer
    x = 17,847.55

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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.