Home / 25,162.48-34,724.20-13,832.72

Finding the Fourth Proportional to 25,162.48, 34,724.20 and 13,832.72

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Solution

The fourth proportional to 25,162.48, 34,724.20 and 13,832.72 is: 19,089.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,162.48 : 34,724.20 = 13,832.72 : x
  2. Step 2: Convert to fraction form
    25,162.48/34,724.20 = 13,832.72/x
  3. Step 3: Cross multiply
    25,162.48x = 34,724.20 × 13,832.72
  4. Step 4: Simplify right side
    25,162.48x = 480,330,135.82
  5. Step 5: Solve for x
    x = 480,330,135.82/25,162.48
  6. Step 6: Final answer
    x = 19,089.14

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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.