Home / 22,587.43-31,175.86-15,034.06

Finding the Fourth Proportional to 22,587.43, 31,175.86 and 15,034.06

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Solution

The fourth proportional to 22,587.43, 31,175.86 and 15,034.06 is: 20,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,587.43 : 31,175.86 = 15,034.06 : x
  2. Step 2: Convert to fraction form
    22,587.43/31,175.86 = 15,034.06/x
  3. Step 3: Cross multiply
    22,587.43x = 31,175.86 × 15,034.06
  4. Step 4: Simplify right side
    22,587.43x = 468,699,674.62
  5. Step 5: Solve for x
    x = 468,699,674.62/22,587.43
  6. Step 6: Final answer
    x = 20,750.46

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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.