Home / 22,363.89-30,862.23-12,293.36

Finding the Fourth Proportional to 22,363.89, 30,862.23 and 12,293.36

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Solution

The fourth proportional to 22,363.89, 30,862.23 and 12,293.36 is: 16,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,363.89 : 30,862.23 = 12,293.36 : x
  2. Step 2: Convert to fraction form
    22,363.89/30,862.23 = 12,293.36/x
  3. Step 3: Cross multiply
    22,363.89x = 30,862.23 × 12,293.36
  4. Step 4: Simplify right side
    22,363.89x = 379,400,503.79
  5. Step 5: Solve for x
    x = 379,400,503.79/22,363.89
  6. Step 6: Final answer
    x = 16,964.87

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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.