Home / 25,967.26-38,938.56-13,474.79

Finding the Fourth Proportional to 25,967.26, 38,938.56 and 13,474.79

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Solution

The fourth proportional to 25,967.26, 38,938.56 and 13,474.79 is: 20,205.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,967.26 : 38,938.56 = 13,474.79 : x
  2. Step 2: Convert to fraction form
    25,967.26/38,938.56 = 13,474.79/x
  3. Step 3: Cross multiply
    25,967.26x = 38,938.56 × 13,474.79
  4. Step 4: Simplify right side
    25,967.26x = 524,688,918.90
  5. Step 5: Solve for x
    x = 524,688,918.90/25,967.26
  6. Step 6: Final answer
    x = 20,205.79

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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.