Home / 23,642.42-32,631.36-13,577.66

Finding the Fourth Proportional to 23,642.42, 32,631.36 and 13,577.66

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Solution

The fourth proportional to 23,642.42, 32,631.36 and 13,577.66 is: 18,739.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,642.42 : 32,631.36 = 13,577.66 : x
  2. Step 2: Convert to fraction form
    23,642.42/32,631.36 = 13,577.66/x
  3. Step 3: Cross multiply
    23,642.42x = 32,631.36 × 13,577.66
  4. Step 4: Simplify right side
    23,642.42x = 443,057,419.71
  5. Step 5: Solve for x
    x = 443,057,419.71/23,642.42
  6. Step 6: Final answer
    x = 18,739.94

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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.