Home / 22,627.55-31,226.85-13,673.32

Finding the Fourth Proportional to 22,627.55, 31,226.85 and 13,673.32

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Solution

The fourth proportional to 22,627.55, 31,226.85 and 13,673.32 is: 18,869.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,627.55 : 31,226.85 = 13,673.32 : x
  2. Step 2: Convert to fraction form
    22,627.55/31,226.85 = 13,673.32/x
  3. Step 3: Cross multiply
    22,627.55x = 31,226.85 × 13,673.32
  4. Step 4: Simplify right side
    22,627.55x = 426,974,634.57
  5. Step 5: Solve for x
    x = 426,974,634.57/22,627.55
  6. Step 6: Final answer
    x = 18,869.68

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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.