Home / 22,434.75-30,959.54-12,364.09

Finding the Fourth Proportional to 22,434.75, 30,959.54 and 12,364.09

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Solution

The fourth proportional to 22,434.75, 30,959.54 and 12,364.09 is: 17,062.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,434.75 : 30,959.54 = 12,364.09 : x
  2. Step 2: Convert to fraction form
    22,434.75/30,959.54 = 12,364.09/x
  3. Step 3: Cross multiply
    22,434.75x = 30,959.54 × 12,364.09
  4. Step 4: Simplify right side
    22,434.75x = 382,786,538.92
  5. Step 5: Solve for x
    x = 382,786,538.92/22,434.75
  6. Step 6: Final answer
    x = 17,062.22

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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.