Home / 15,425.25-23,141.13-6,191.25

Finding the Fourth Proportional to 15,425.25, 23,141.13 and 6,191.25

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Solution

The fourth proportional to 15,425.25, 23,141.13 and 6,191.25 is: 9,288.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,425.25 : 23,141.13 = 6,191.25 : x
  2. Step 2: Convert to fraction form
    15,425.25/23,141.13 = 6,191.25/x
  3. Step 3: Cross multiply
    15,425.25x = 23,141.13 × 6,191.25
  4. Step 4: Simplify right side
    15,425.25x = 143,272,521.11
  5. Step 5: Solve for x
    x = 143,272,521.11/15,425.25
  6. Step 6: Final answer
    x = 9,288.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.