Home / 39,383.09-59,082.33-12,735.70

Finding the Fourth Proportional to 39,383.09, 59,082.33 and 12,735.70

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Solution

The fourth proportional to 39,383.09, 59,082.33 and 12,735.70 is: 19,106.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,383.09 : 59,082.33 = 12,735.70 : x
  2. Step 2: Convert to fraction form
    39,383.09/59,082.33 = 12,735.70/x
  3. Step 3: Cross multiply
    39,383.09x = 59,082.33 × 12,735.70
  4. Step 4: Simplify right side
    39,383.09x = 752,454,798.34
  5. Step 5: Solve for x
    x = 752,454,798.34/39,383.09
  6. Step 6: Final answer
    x = 19,106.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.