Home / 15,235.48-22,824.06-12,270.88

Finding the Fourth Proportional to 15,235.48, 22,824.06 and 12,270.88

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Solution

The fourth proportional to 15,235.48, 22,824.06 and 12,270.88 is: 18,382.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,235.48 : 22,824.06 = 12,270.88 : x
  2. Step 2: Convert to fraction form
    15,235.48/22,824.06 = 12,270.88/x
  3. Step 3: Cross multiply
    15,235.48x = 22,824.06 × 12,270.88
  4. Step 4: Simplify right side
    15,235.48x = 280,071,301.37
  5. Step 5: Solve for x
    x = 280,071,301.37/15,235.48
  6. Step 6: Final answer
    x = 18,382.83

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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.