Home / 10,724.92-14,787.52-9,230.27

Finding the Fourth Proportional to 10,724.92, 14,787.52 and 9,230.27

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Solution

The fourth proportional to 10,724.92, 14,787.52 and 9,230.27 is: 12,726.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724.92 : 14,787.52 = 9,230.27 : x
  2. Step 2: Convert to fraction form
    10,724.92/14,787.52 = 9,230.27/x
  3. Step 3: Cross multiply
    10,724.92x = 14,787.52 × 9,230.27
  4. Step 4: Simplify right side
    10,724.92x = 136,492,795.28
  5. Step 5: Solve for x
    x = 136,492,795.28/10,724.92
  6. Step 6: Final answer
    x = 12,726.69

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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.