Home / 18,284.35-25,234.91-10,523

Finding the Fourth Proportional to 18,284.35, 25,234.91 and 10,523

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Solution

The fourth proportional to 18,284.35, 25,234.91 and 10,523 is: 14,523.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.35 : 25,234.91 = 10,523 : x
  2. Step 2: Convert to fraction form
    18,284.35/25,234.91 = 10,523/x
  3. Step 3: Cross multiply
    18,284.35x = 25,234.91 × 10,523
  4. Step 4: Simplify right side
    18,284.35x = 265,546,957.93
  5. Step 5: Solve for x
    x = 265,546,957.93/18,284.35
  6. Step 6: Final answer
    x = 14,523.18

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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.