Home / 39,932.70-55,082.70-25,587.70

Finding the Fourth Proportional to 39,932.70, 55,082.70 and 25,587.70

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Solution

The fourth proportional to 39,932.70, 55,082.70 and 25,587.70 is: 35,295.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,932.70 : 55,082.70 = 25,587.70 : x
  2. Step 2: Convert to fraction form
    39,932.70/55,082.70 = 25,587.70/x
  3. Step 3: Cross multiply
    39,932.70x = 55,082.70 × 25,587.70
  4. Step 4: Simplify right side
    39,932.70x = 1,409,439,465.08
  5. Step 5: Solve for x
    x = 1,409,439,465.08/39,932.70
  6. Step 6: Final answer
    x = 35,295.37

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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.