Home / 25,538.30-35,242.18-14,207.22

Finding the Fourth Proportional to 25,538.30, 35,242.18 and 14,207.22

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Solution

The fourth proportional to 25,538.30, 35,242.18 and 14,207.22 is: 19,605.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,538.30 : 35,242.18 = 14,207.22 : x
  2. Step 2: Convert to fraction form
    25,538.30/35,242.18 = 14,207.22/x
  3. Step 3: Cross multiply
    25,538.30x = 35,242.18 × 14,207.22
  4. Step 4: Simplify right side
    25,538.30x = 500,693,404.54
  5. Step 5: Solve for x
    x = 500,693,404.54/25,538.30
  6. Step 6: Final answer
    x = 19,605.59

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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.