Home / 25,534.78-38,307.03-9,951.19

Finding the Fourth Proportional to 25,534.78, 38,307.03 and 9,951.19

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Solution

The fourth proportional to 25,534.78, 38,307.03 and 9,951.19 is: 14,928.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,534.78 : 38,307.03 = 9,951.19 : x
  2. Step 2: Convert to fraction form
    25,534.78/38,307.03 = 9,951.19/x
  3. Step 3: Cross multiply
    25,534.78x = 38,307.03 × 9,951.19
  4. Step 4: Simplify right side
    25,534.78x = 381,200,400.78
  5. Step 5: Solve for x
    x = 381,200,400.78/25,534.78
  6. Step 6: Final answer
    x = 14,928.68

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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.