Home / 31,564.38-43,555.80-17,416.32

Finding the Fourth Proportional to 31,564.38, 43,555.80 and 17,416.32

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Solution

The fourth proportional to 31,564.38, 43,555.80 and 17,416.32 is: 24,032.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,564.38 : 43,555.80 = 17,416.32 : x
  2. Step 2: Convert to fraction form
    31,564.38/43,555.80 = 17,416.32/x
  3. Step 3: Cross multiply
    31,564.38x = 43,555.80 × 17,416.32
  4. Step 4: Simplify right side
    31,564.38x = 758,581,750.66
  5. Step 5: Solve for x
    x = 758,581,750.66/31,564.38
  6. Step 6: Final answer
    x = 24,032.84

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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.