Home / 39,807.46-54,956.95-26,396.80

Finding the Fourth Proportional to 39,807.46, 54,956.95 and 26,396.80

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Solution

The fourth proportional to 39,807.46, 54,956.95 and 26,396.80 is: 36,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,807.46 : 54,956.95 = 26,396.80 : x
  2. Step 2: Convert to fraction form
    39,807.46/54,956.95 = 26,396.80/x
  3. Step 3: Cross multiply
    39,807.46x = 54,956.95 × 26,396.80
  4. Step 4: Simplify right side
    39,807.46x = 1,450,687,414.38
  5. Step 5: Solve for x
    x = 1,450,687,414.38/39,807.46
  6. Step 6: Final answer
    x = 36,442.60

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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.