Home / 18,310.32-25,269.30-10,353.29

Finding the Fourth Proportional to 18,310.32, 25,269.30 and 10,353.29

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Solution

The fourth proportional to 18,310.32, 25,269.30 and 10,353.29 is: 14,288.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310.32 : 25,269.30 = 10,353.29 : x
  2. Step 2: Convert to fraction form
    18,310.32/25,269.30 = 10,353.29/x
  3. Step 3: Cross multiply
    18,310.32x = 25,269.30 × 10,353.29
  4. Step 4: Simplify right side
    18,310.32x = 261,620,264.65
  5. Step 5: Solve for x
    x = 261,620,264.65/18,310.32
  6. Step 6: Final answer
    x = 14,288.13

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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.