Home / 24,031.72-33,145.50-20,680.18

Finding the Fourth Proportional to 24,031.72, 33,145.50 and 20,680.18

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Solution

The fourth proportional to 24,031.72, 33,145.50 and 20,680.18 is: 28,522.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,031.72 : 33,145.50 = 20,680.18 : x
  2. Step 2: Convert to fraction form
    24,031.72/33,145.50 = 20,680.18/x
  3. Step 3: Cross multiply
    24,031.72x = 33,145.50 × 20,680.18
  4. Step 4: Simplify right side
    24,031.72x = 685,454,906.19
  5. Step 5: Solve for x
    x = 685,454,906.19/24,031.72
  6. Step 6: Final answer
    x = 28,522.92

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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.