Home / 22,566.24-31,141.80-13,134.60

Finding the Fourth Proportional to 22,566.24, 31,141.80 and 13,134.60

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Solution

The fourth proportional to 22,566.24, 31,141.80 and 13,134.60 is: 18,125.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,566.24 : 31,141.80 = 13,134.60 : x
  2. Step 2: Convert to fraction form
    22,566.24/31,141.80 = 13,134.60/x
  3. Step 3: Cross multiply
    22,566.24x = 31,141.80 × 13,134.60
  4. Step 4: Simplify right side
    22,566.24x = 409,035,086.28
  5. Step 5: Solve for x
    x = 409,035,086.28/22,566.24
  6. Step 6: Final answer
    x = 18,125.97

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1.5x scale

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.