Home / 39,777.60-54,895.92-26,325.36

Finding the Fourth Proportional to 39,777.60, 54,895.92 and 26,325.36

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Solution

The fourth proportional to 39,777.60, 54,895.92 and 26,325.36 is: 36,330.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,777.60 : 54,895.92 = 26,325.36 : x
  2. Step 2: Convert to fraction form
    39,777.60/54,895.92 = 26,325.36/x
  3. Step 3: Cross multiply
    39,777.60x = 54,895.92 × 26,325.36
  4. Step 4: Simplify right side
    39,777.60x = 1,445,154,856.53
  5. Step 5: Solve for x
    x = 1,445,154,856.53/39,777.60
  6. Step 6: Final answer
    x = 36,330.87

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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.