Home / 22,417.06-30,934.32-12,343.60

Finding the Fourth Proportional to 22,417.06, 30,934.32 and 12,343.60

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Solution

The fourth proportional to 22,417.06, 30,934.32 and 12,343.60 is: 17,033.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,417.06 : 30,934.32 = 12,343.60 : x
  2. Step 2: Convert to fraction form
    22,417.06/30,934.32 = 12,343.60/x
  3. Step 3: Cross multiply
    22,417.06x = 30,934.32 × 12,343.60
  4. Step 4: Simplify right side
    22,417.06x = 381,840,872.35
  5. Step 5: Solve for x
    x = 381,840,872.35/22,417.06
  6. Step 6: Final answer
    x = 17,033.49

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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.