Home / 22,417.09-30,934.34-12,343.56

Finding the Fourth Proportional to 22,417.09, 30,934.34 and 12,343.56

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Solution

The fourth proportional to 22,417.09, 30,934.34 and 12,343.56 is: 17,033.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,417.09 : 30,934.34 = 12,343.56 : x
  2. Step 2: Convert to fraction form
    22,417.09/30,934.34 = 12,343.56/x
  3. Step 3: Cross multiply
    22,417.09x = 30,934.34 × 12,343.56
  4. Step 4: Simplify right side
    22,417.09x = 381,839,866.42
  5. Step 5: Solve for x
    x = 381,839,866.42/22,417.09
  6. Step 6: Final answer
    x = 17,033.43

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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.