Home / 25,260.48-34,855.40-15,186.52

Finding the Fourth Proportional to 25,260.48, 34,855.40 and 15,186.52

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Solution

The fourth proportional to 25,260.48, 34,855.40 and 15,186.52 is: 20,954.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,260.48 : 34,855.40 = 15,186.52 : x
  2. Step 2: Convert to fraction form
    25,260.48/34,855.40 = 15,186.52/x
  3. Step 3: Cross multiply
    25,260.48x = 34,855.40 × 15,186.52
  4. Step 4: Simplify right side
    25,260.48x = 529,332,229.21
  5. Step 5: Solve for x
    x = 529,332,229.21/25,260.48
  6. Step 6: Final answer
    x = 20,954.96

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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.