Home / 15,206.23-22,820.93-12,251.89

Finding the Fourth Proportional to 15,206.23, 22,820.93 and 12,251.89

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Solution

The fourth proportional to 15,206.23, 22,820.93 and 12,251.89 is: 18,387.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,206.23 : 22,820.93 = 12,251.89 : x
  2. Step 2: Convert to fraction form
    15,206.23/22,820.93 = 12,251.89/x
  3. Step 3: Cross multiply
    15,206.23x = 22,820.93 × 12,251.89
  4. Step 4: Simplify right side
    15,206.23x = 279,599,524.06
  5. Step 5: Solve for x
    x = 279,599,524.06/15,206.23
  6. Step 6: Final answer
    x = 18,387.17

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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.