Home / 52,267.64-72,129.48-28,394.12

Finding the Fourth Proportional to 52,267.64, 72,129.48 and 28,394.12

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Solution

The fourth proportional to 52,267.64, 72,129.48 and 28,394.12 is: 39,183.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,267.64 : 72,129.48 = 28,394.12 : x
  2. Step 2: Convert to fraction form
    52,267.64/72,129.48 = 28,394.12/x
  3. Step 3: Cross multiply
    52,267.64x = 72,129.48 × 28,394.12
  4. Step 4: Simplify right side
    52,267.64x = 2,048,053,110.66
  5. Step 5: Solve for x
    x = 2,048,053,110.66/52,267.64
  6. Step 6: Final answer
    x = 39,183.96

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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.