Home / 15,609.40-23,393.67-13,630.04

Finding the Fourth Proportional to 15,609.40, 23,393.67 and 13,630.04

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Solution

The fourth proportional to 15,609.40, 23,393.67 and 13,630.04 is: 20,427.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,609.40 : 23,393.67 = 13,630.04 : x
  2. Step 2: Convert to fraction form
    15,609.40/23,393.67 = 13,630.04/x
  3. Step 3: Cross multiply
    15,609.40x = 23,393.67 × 13,630.04
  4. Step 4: Simplify right side
    15,609.40x = 318,856,657.85
  5. Step 5: Solve for x
    x = 318,856,657.85/15,609.40
  6. Step 6: Final answer
    x = 20,427.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.