Home / 39,289.30-54,082.30-34,244.76

Finding the Fourth Proportional to 39,289.30, 54,082.30 and 34,244.76

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Solution

The fourth proportional to 39,289.30, 54,082.30 and 34,244.76 is: 47,138.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,289.30 : 54,082.30 = 34,244.76 : x
  2. Step 2: Convert to fraction form
    39,289.30/54,082.30 = 34,244.76/x
  3. Step 3: Cross multiply
    39,289.30x = 54,082.30 × 34,244.76
  4. Step 4: Simplify right side
    39,289.30x = 1,852,035,383.75
  5. Step 5: Solve for x
    x = 1,852,035,383.75/39,289.30
  6. Step 6: Final answer
    x = 47,138.42

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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.