Home / 23,422.26-32,316.21-13,987.38

Finding the Fourth Proportional to 23,422.26, 32,316.21 and 13,987.38

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Solution

The fourth proportional to 23,422.26, 32,316.21 and 13,987.38 is: 19,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,422.26 : 32,316.21 = 13,987.38 : x
  2. Step 2: Convert to fraction form
    23,422.26/32,316.21 = 13,987.38/x
  3. Step 3: Cross multiply
    23,422.26x = 32,316.21 × 13,987.38
  4. Step 4: Simplify right side
    23,422.26x = 452,019,109.43
  5. Step 5: Solve for x
    x = 452,019,109.43/23,422.26
  6. Step 6: Final answer
    x = 19,298.70

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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.