Home / 31,575.04-43,570.48-17,427

Finding the Fourth Proportional to 31,575.04, 43,570.48 and 17,427

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Solution

The fourth proportional to 31,575.04, 43,570.48 and 17,427 is: 24,047.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,575.04 : 43,570.48 = 17,427 : x
  2. Step 2: Convert to fraction form
    31,575.04/43,570.48 = 17,427/x
  3. Step 3: Cross multiply
    31,575.04x = 43,570.48 × 17,427
  4. Step 4: Simplify right side
    31,575.04x = 759,302,754.96
  5. Step 5: Solve for x
    x = 759,302,754.96/31,575.04
  6. Step 6: Final answer
    x = 24,047.56

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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.