Home / 25,152.27-34,712.07-15,081.12

Finding the Fourth Proportional to 25,152.27, 34,712.07 and 15,081.12

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Solution

The fourth proportional to 25,152.27, 34,712.07 and 15,081.12 is: 20,813.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,152.27 : 34,712.07 = 15,081.12 : x
  2. Step 2: Convert to fraction form
    25,152.27/34,712.07 = 15,081.12/x
  3. Step 3: Cross multiply
    25,152.27x = 34,712.07 × 15,081.12
  4. Step 4: Simplify right side
    25,152.27x = 523,496,893.12
  5. Step 5: Solve for x
    x = 523,496,893.12/25,152.27
  6. Step 6: Final answer
    x = 20,813.11

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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.