Home / 25,933.81-38,903.13-20,096.95

Finding the Fourth Proportional to 25,933.81, 38,903.13 and 20,096.95

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Solution

The fourth proportional to 25,933.81, 38,903.13 and 20,096.95 is: 30,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,933.81 : 38,903.13 = 20,096.95 : x
  2. Step 2: Convert to fraction form
    25,933.81/38,903.13 = 20,096.95/x
  3. Step 3: Cross multiply
    25,933.81x = 38,903.13 × 20,096.95
  4. Step 4: Simplify right side
    25,933.81x = 781,834,258.45
  5. Step 5: Solve for x
    x = 781,834,258.45/25,933.81
  6. Step 6: Final answer
    x = 30,147.30

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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.