Home / 25,697.98-38,561.55-10,126.54

Finding the Fourth Proportional to 25,697.98, 38,561.55 and 10,126.54

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Solution

The fourth proportional to 25,697.98, 38,561.55 and 10,126.54 is: 15,195.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,697.98 : 38,561.55 = 10,126.54 : x
  2. Step 2: Convert to fraction form
    25,697.98/38,561.55 = 10,126.54/x
  3. Step 3: Cross multiply
    25,697.98x = 38,561.55 × 10,126.54
  4. Step 4: Simplify right side
    25,697.98x = 390,495,078.54
  5. Step 5: Solve for x
    x = 390,495,078.54/25,697.98
  6. Step 6: Final answer
    x = 15,195.56

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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.