Home / 23,681.22-32,678.82-13,608.06

Finding the Fourth Proportional to 23,681.22, 32,678.82 and 13,608.06

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Solution

The fourth proportional to 23,681.22, 32,678.82 and 13,608.06 is: 18,778.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,681.22 : 32,678.82 = 13,608.06 : x
  2. Step 2: Convert to fraction form
    23,681.22/32,678.82 = 13,608.06/x
  3. Step 3: Cross multiply
    23,681.22x = 32,678.82 × 13,608.06
  4. Step 4: Simplify right side
    23,681.22x = 444,695,343.29
  5. Step 5: Solve for x
    x = 444,695,343.29/23,681.22
  6. Step 6: Final answer
    x = 18,778.40

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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.