Home / 22,987.26-31,734.54-15,473.10

Finding the Fourth Proportional to 22,987.26, 31,734.54 and 15,473.10

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Solution

The fourth proportional to 22,987.26, 31,734.54 and 15,473.10 is: 21,361.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,987.26 : 31,734.54 = 15,473.10 : x
  2. Step 2: Convert to fraction form
    22,987.26/31,734.54 = 15,473.10/x
  3. Step 3: Cross multiply
    22,987.26x = 31,734.54 × 15,473.10
  4. Step 4: Simplify right side
    22,987.26x = 491,031,710.87
  5. Step 5: Solve for x
    x = 491,031,710.87/22,987.26
  6. Step 6: Final answer
    x = 21,361.04

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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.