Home / 23,883.96-32,959.06-13,128.88

Finding the Fourth Proportional to 23,883.96, 32,959.06 and 13,128.88

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Solution

The fourth proportional to 23,883.96, 32,959.06 and 13,128.88 is: 18,117.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,883.96 : 32,959.06 = 13,128.88 : x
  2. Step 2: Convert to fraction form
    23,883.96/32,959.06 = 13,128.88/x
  3. Step 3: Cross multiply
    23,883.96x = 32,959.06 × 13,128.88
  4. Step 4: Simplify right side
    23,883.96x = 432,715,543.65
  5. Step 5: Solve for x
    x = 432,715,543.65/23,883.96
  6. Step 6: Final answer
    x = 18,117.41

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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.