Home / 22,148.92-33,079.84-20,064.76

Finding the Fourth Proportional to 22,148.92, 33,079.84 and 20,064.76

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Solution

The fourth proportional to 22,148.92, 33,079.84 and 20,064.76 is: 29,967.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148.92 : 33,079.84 = 20,064.76 : x
  2. Step 2: Convert to fraction form
    22,148.92/33,079.84 = 20,064.76/x
  3. Step 3: Cross multiply
    22,148.92x = 33,079.84 × 20,064.76
  4. Step 4: Simplify right side
    22,148.92x = 663,739,050.44
  5. Step 5: Solve for x
    x = 663,739,050.44/22,148.92
  6. Step 6: Final answer
    x = 29,967.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.