Home / 49,145.28-67,820.52-29,002.38

Finding the Fourth Proportional to 49,145.28, 67,820.52 and 29,002.38

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Solution

The fourth proportional to 49,145.28, 67,820.52 and 29,002.38 is: 40,023.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,145.28 : 67,820.52 = 29,002.38 : x
  2. Step 2: Convert to fraction form
    49,145.28/67,820.52 = 29,002.38/x
  3. Step 3: Cross multiply
    49,145.28x = 67,820.52 × 29,002.38
  4. Step 4: Simplify right side
    49,145.28x = 1,966,956,492.84
  5. Step 5: Solve for x
    x = 1,966,956,492.84/49,145.28
  6. Step 6: Final answer
    x = 40,023.30

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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.