Home / 25,521.17-38,278.71-6,802.61

Finding the Fourth Proportional to 25,521.17, 38,278.71 and 6,802.61

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Solution

The fourth proportional to 25,521.17, 38,278.71 and 6,802.61 is: 10,203.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,521.17 : 38,278.71 = 6,802.61 : x
  2. Step 2: Convert to fraction form
    25,521.17/38,278.71 = 6,802.61/x
  3. Step 3: Cross multiply
    25,521.17x = 38,278.71 × 6,802.61
  4. Step 4: Simplify right side
    25,521.17x = 260,394,944.04
  5. Step 5: Solve for x
    x = 260,394,944.04/25,521.17
  6. Step 6: Final answer
    x = 10,203.10

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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.