Home / 23,219.11-32,042.28-13,148.25

Finding the Fourth Proportional to 23,219.11, 32,042.28 and 13,148.25

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Solution

The fourth proportional to 23,219.11, 32,042.28 and 13,148.25 is: 18,144.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,219.11 : 32,042.28 = 13,148.25 : x
  2. Step 2: Convert to fraction form
    23,219.11/32,042.28 = 13,148.25/x
  3. Step 3: Cross multiply
    23,219.11x = 32,042.28 × 13,148.25
  4. Step 4: Simplify right side
    23,219.11x = 421,299,908.01
  5. Step 5: Solve for x
    x = 421,299,908.01/23,219.11
  6. Step 6: Final answer
    x = 18,144.53

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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.