Home / 22,543.41-31,122.33-16,876.12

Finding the Fourth Proportional to 22,543.41, 31,122.33 and 16,876.12

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Solution

The fourth proportional to 22,543.41, 31,122.33 and 16,876.12 is: 23,298.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,543.41 : 31,122.33 = 16,876.12 : x
  2. Step 2: Convert to fraction form
    22,543.41/31,122.33 = 16,876.12/x
  3. Step 3: Cross multiply
    22,543.41x = 31,122.33 × 16,876.12
  4. Step 4: Simplify right side
    22,543.41x = 525,224,175.76
  5. Step 5: Solve for x
    x = 525,224,175.76/22,543.41
  6. Step 6: Final answer
    x = 23,298.35

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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.