Home / 25,144.44-34,689.78-15,073.08

Finding the Fourth Proportional to 25,144.44, 34,689.78 and 15,073.08

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Solution

The fourth proportional to 25,144.44, 34,689.78 and 15,073.08 is: 20,795.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,144.44 : 34,689.78 = 15,073.08 : x
  2. Step 2: Convert to fraction form
    25,144.44/34,689.78 = 15,073.08/x
  3. Step 3: Cross multiply
    25,144.44x = 34,689.78 × 15,073.08
  4. Step 4: Simplify right side
    25,144.44x = 522,881,829.12
  5. Step 5: Solve for x
    x = 522,881,829.12/25,144.44
  6. Step 6: Final answer
    x = 20,795.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.