Home / 23,691.36-32,693.22-13,080.78

Finding the Fourth Proportional to 23,691.36, 32,693.22 and 13,080.78

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Solution

The fourth proportional to 23,691.36, 32,693.22 and 13,080.78 is: 18,051.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,691.36 : 32,693.22 = 13,080.78 : x
  2. Step 2: Convert to fraction form
    23,691.36/32,693.22 = 13,080.78/x
  3. Step 3: Cross multiply
    23,691.36x = 32,693.22 × 13,080.78
  4. Step 4: Simplify right side
    23,691.36x = 427,652,818.31
  5. Step 5: Solve for x
    x = 427,652,818.31/23,691.36
  6. Step 6: Final answer
    x = 18,051.00

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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.