Home / 23,585.68-32,540.52-13,515.28

Finding the Fourth Proportional to 23,585.68, 32,540.52 and 13,515.28

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Solution

The fourth proportional to 23,585.68, 32,540.52 and 13,515.28 is: 18,646.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,585.68 : 32,540.52 = 13,515.28 : x
  2. Step 2: Convert to fraction form
    23,585.68/32,540.52 = 13,515.28/x
  3. Step 3: Cross multiply
    23,585.68x = 32,540.52 × 13,515.28
  4. Step 4: Simplify right side
    23,585.68x = 439,794,239.15
  5. Step 5: Solve for x
    x = 439,794,239.15/23,585.68
  6. Step 6: Final answer
    x = 18,646.66

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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.