Home / 25,604.28-38,383.38-13,254.84

Finding the Fourth Proportional to 25,604.28, 38,383.38 and 13,254.84

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Solution

The fourth proportional to 25,604.28, 38,383.38 and 13,254.84 is: 19,870.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,604.28 : 38,383.38 = 13,254.84 : x
  2. Step 2: Convert to fraction form
    25,604.28/38,383.38 = 13,254.84/x
  3. Step 3: Cross multiply
    25,604.28x = 38,383.38 × 13,254.84
  4. Step 4: Simplify right side
    25,604.28x = 508,765,560.56
  5. Step 5: Solve for x
    x = 508,765,560.56/25,604.28
  6. Step 6: Final answer
    x = 19,870.33

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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.