Home / 31,646.64-43,657.49-22,574.00

Finding the Fourth Proportional to 31,646.64, 43,657.49 and 22,574.00

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Solution

The fourth proportional to 31,646.64, 43,657.49 and 22,574.00 is: 31,141.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,646.64 : 43,657.49 = 22,574.00 : x
  2. Step 2: Convert to fraction form
    31,646.64/43,657.49 = 22,574.00/x
  3. Step 3: Cross multiply
    31,646.64x = 43,657.49 × 22,574.00
  4. Step 4: Simplify right side
    31,646.64x = 985,524,217.86
  5. Step 5: Solve for x
    x = 985,524,217.86/31,646.64
  6. Step 6: Final answer
    x = 31,141.51

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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.