Home / 15,304.11-22,934.63-12,170.19

Finding the Fourth Proportional to 15,304.11, 22,934.63 and 12,170.19

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Solution

The fourth proportional to 15,304.11, 22,934.63 and 12,170.19 is: 18,238.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,304.11 : 22,934.63 = 12,170.19 : x
  2. Step 2: Convert to fraction form
    15,304.11/22,934.63 = 12,170.19/x
  3. Step 3: Cross multiply
    15,304.11x = 22,934.63 × 12,170.19
  4. Step 4: Simplify right side
    15,304.11x = 279,118,743.83
  5. Step 5: Solve for x
    x = 279,118,743.83/15,304.11
  6. Step 6: Final answer
    x = 18,238.16

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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.