Home / 25,718.20-38,569.74-10,927

Finding the Fourth Proportional to 25,718.20, 38,569.74 and 10,927

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Solution

The fourth proportional to 25,718.20, 38,569.74 and 10,927 is: 16,387.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,718.20 : 38,569.74 = 10,927 : x
  2. Step 2: Convert to fraction form
    25,718.20/38,569.74 = 10,927/x
  3. Step 3: Cross multiply
    25,718.20x = 38,569.74 × 10,927
  4. Step 4: Simplify right side
    25,718.20x = 421,451,548.98
  5. Step 5: Solve for x
    x = 421,451,548.98/25,718.20
  6. Step 6: Final answer
    x = 16,387.29

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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.