Home / 23,511.56-32,445.06-13,439.48

Finding the Fourth Proportional to 23,511.56, 32,445.06 and 13,439.48

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Solution

The fourth proportional to 23,511.56, 32,445.06 and 13,439.48 is: 18,545.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,511.56 : 32,445.06 = 13,439.48 : x
  2. Step 2: Convert to fraction form
    23,511.56/32,445.06 = 13,439.48/x
  3. Step 3: Cross multiply
    23,511.56x = 32,445.06 × 13,439.48
  4. Step 4: Simplify right side
    23,511.56x = 436,044,734.97
  5. Step 5: Solve for x
    x = 436,044,734.97/23,511.56
  6. Step 6: Final answer
    x = 18,545.97

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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.