Home / 22,914.45-31,622.40-16,211.70

Finding the Fourth Proportional to 22,914.45, 31,622.40 and 16,211.70

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Solution

The fourth proportional to 22,914.45, 31,622.40 and 16,211.70 is: 22,372.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,914.45 : 31,622.40 = 16,211.70 : x
  2. Step 2: Convert to fraction form
    22,914.45/31,622.40 = 16,211.70/x
  3. Step 3: Cross multiply
    22,914.45x = 31,622.40 × 16,211.70
  4. Step 4: Simplify right side
    22,914.45x = 512,652,862.08
  5. Step 5: Solve for x
    x = 512,652,862.08/22,914.45
  6. Step 6: Final answer
    x = 22,372.47

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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.