Home / 52,999.20-79,449.39-17,914.32

Finding the Fourth Proportional to 52,999.20, 79,449.39 and 17,914.32

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Solution

The fourth proportional to 52,999.20, 79,449.39 and 17,914.32 is: 26,854.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,999.20 : 79,449.39 = 17,914.32 : x
  2. Step 2: Convert to fraction form
    52,999.20/79,449.39 = 17,914.32/x
  3. Step 3: Cross multiply
    52,999.20x = 79,449.39 × 17,914.32
  4. Step 4: Simplify right side
    52,999.20x = 1,423,281,796.26
  5. Step 5: Solve for x
    x = 1,423,281,796.26/52,999.20
  6. Step 6: Final answer
    x = 26,854.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.