Home / 22,799.55-31,464.60-13,368.83

Finding the Fourth Proportional to 22,799.55, 31,464.60 and 13,368.83

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Solution

The fourth proportional to 22,799.55, 31,464.60 and 13,368.83 is: 18,449.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,799.55 : 31,464.60 = 13,368.83 : x
  2. Step 2: Convert to fraction form
    22,799.55/31,464.60 = 13,368.83/x
  3. Step 3: Cross multiply
    22,799.55x = 31,464.60 × 13,368.83
  4. Step 4: Simplify right side
    22,799.55x = 420,644,821.57
  5. Step 5: Solve for x
    x = 420,644,821.57/22,799.55
  6. Step 6: Final answer
    x = 18,449.70

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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.