Home / 38,392.20-52,977.60-28,326.24

Finding the Fourth Proportional to 38,392.20, 52,977.60 and 28,326.24

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Solution

The fourth proportional to 38,392.20, 52,977.60 and 28,326.24 is: 39,087.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,392.20 : 52,977.60 = 28,326.24 : x
  2. Step 2: Convert to fraction form
    38,392.20/52,977.60 = 28,326.24/x
  3. Step 3: Cross multiply
    38,392.20x = 52,977.60 × 28,326.24
  4. Step 4: Simplify right side
    38,392.20x = 1,500,656,212.22
  5. Step 5: Solve for x
    x = 1,500,656,212.22/38,392.20
  6. Step 6: Final answer
    x = 39,087.53

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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.