Home / 22,372.69-30,873.65-12,301.12

Finding the Fourth Proportional to 22,372.69, 30,873.65 and 12,301.12

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Solution

The fourth proportional to 22,372.69, 30,873.65 and 12,301.12 is: 16,975.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,372.69 : 30,873.65 = 12,301.12 : x
  2. Step 2: Convert to fraction form
    22,372.69/30,873.65 = 12,301.12/x
  3. Step 3: Cross multiply
    22,372.69x = 30,873.65 × 12,301.12
  4. Step 4: Simplify right side
    22,372.69x = 379,780,319.12
  5. Step 5: Solve for x
    x = 379,780,319.12/22,372.69
  6. Step 6: Final answer
    x = 16,975.18

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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.