Home / 22,543.67-31,122.68-16,876.37

Finding the Fourth Proportional to 22,543.67, 31,122.68 and 16,876.37

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Solution

The fourth proportional to 22,543.67, 31,122.68 and 16,876.37 is: 23,298.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,543.67 : 31,122.68 = 16,876.37 : x
  2. Step 2: Convert to fraction form
    22,543.67/31,122.68 = 16,876.37/x
  3. Step 3: Cross multiply
    22,543.67x = 31,122.68 × 16,876.37
  4. Step 4: Simplify right side
    22,543.67x = 525,237,856.50
  5. Step 5: Solve for x
    x = 525,237,856.50/22,543.67
  6. Step 6: Final answer
    x = 23,298.68

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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.