Home / 15,375.51-23,070.55-9,147.82

Finding the Fourth Proportional to 15,375.51, 23,070.55 and 9,147.82

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Solution

The fourth proportional to 15,375.51, 23,070.55 and 9,147.82 is: 13,726.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,375.51 : 23,070.55 = 9,147.82 : x
  2. Step 2: Convert to fraction form
    15,375.51/23,070.55 = 9,147.82/x
  3. Step 3: Cross multiply
    15,375.51x = 23,070.55 × 9,147.82
  4. Step 4: Simplify right side
    15,375.51x = 211,045,238.70
  5. Step 5: Solve for x
    x = 211,045,238.70/15,375.51
  6. Step 6: Final answer
    x = 13,726.06

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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.