Home / 22,524.86-31,087.29-21,785.53

Finding the Fourth Proportional to 22,524.86, 31,087.29 and 21,785.53

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Solution

The fourth proportional to 22,524.86, 31,087.29 and 21,785.53 is: 30,066.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,524.86 : 31,087.29 = 21,785.53 : x
  2. Step 2: Convert to fraction form
    22,524.86/31,087.29 = 21,785.53/x
  3. Step 3: Cross multiply
    22,524.86x = 31,087.29 × 21,785.53
  4. Step 4: Simplify right side
    22,524.86x = 677,253,088.91
  5. Step 5: Solve for x
    x = 677,253,088.91/22,524.86
  6. Step 6: Final answer
    x = 30,066.92

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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.