Home / 25,499.46-38,206.05-15,618.12

Finding the Fourth Proportional to 25,499.46, 38,206.05 and 15,618.12

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Solution

The fourth proportional to 25,499.46, 38,206.05 and 15,618.12 is: 23,400.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,499.46 : 38,206.05 = 15,618.12 : x
  2. Step 2: Convert to fraction form
    25,499.46/38,206.05 = 15,618.12/x
  3. Step 3: Cross multiply
    25,499.46x = 38,206.05 × 15,618.12
  4. Step 4: Simplify right side
    25,499.46x = 596,706,673.63
  5. Step 5: Solve for x
    x = 596,706,673.63/25,499.46
  6. Step 6: Final answer
    x = 23,400.76

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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.