Home / 23,689.65-32,691.50-13,079.05

Finding the Fourth Proportional to 23,689.65, 32,691.50 and 13,079.05

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Solution

The fourth proportional to 23,689.65, 32,691.50 and 13,079.05 is: 18,048.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,689.65 : 32,691.50 = 13,079.05 : x
  2. Step 2: Convert to fraction form
    23,689.65/32,691.50 = 13,079.05/x
  3. Step 3: Cross multiply
    23,689.65x = 32,691.50 × 13,079.05
  4. Step 4: Simplify right side
    23,689.65x = 427,573,763.08
  5. Step 5: Solve for x
    x = 427,573,763.08/23,689.65
  6. Step 6: Final answer
    x = 18,048.97

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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.