Home / 22,562.85-31,117.85-16,910.87

Finding the Fourth Proportional to 22,562.85, 31,117.85 and 16,910.87

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Solution

The fourth proportional to 22,562.85, 31,117.85 and 16,910.87 is: 23,322.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,562.85 : 31,117.85 = 16,910.87 : x
  2. Step 2: Convert to fraction form
    22,562.85/31,117.85 = 16,910.87/x
  3. Step 3: Cross multiply
    22,562.85x = 31,117.85 × 16,910.87
  4. Step 4: Simplify right side
    22,562.85x = 526,229,916.03
  5. Step 5: Solve for x
    x = 526,229,916.03/22,562.85
  6. Step 6: Final answer
    x = 23,322.85

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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.