Home / 31,577.04-43,575.24-17,428.56

Finding the Fourth Proportional to 31,577.04, 43,575.24 and 17,428.56

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Solution

The fourth proportional to 31,577.04, 43,575.24 and 17,428.56 is: 24,050.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,577.04 : 43,575.24 = 17,428.56 : x
  2. Step 2: Convert to fraction form
    31,577.04/43,575.24 = 17,428.56/x
  3. Step 3: Cross multiply
    31,577.04x = 43,575.24 × 17,428.56
  4. Step 4: Simplify right side
    31,577.04x = 759,453,684.85
  5. Step 5: Solve for x
    x = 759,453,684.85/31,577.04
  6. Step 6: Final answer
    x = 24,050.82

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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.