Home / 52,765.22-72,816.13-28,566.44

Finding the Fourth Proportional to 52,765.22, 72,816.13 and 28,566.44

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Solution

The fourth proportional to 52,765.22, 72,816.13 and 28,566.44 is: 39,421.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,765.22 : 72,816.13 = 28,566.44 : x
  2. Step 2: Convert to fraction form
    52,765.22/72,816.13 = 28,566.44/x
  3. Step 3: Cross multiply
    52,765.22x = 72,816.13 × 28,566.44
  4. Step 4: Simplify right side
    52,765.22x = 2,080,097,790.59
  5. Step 5: Solve for x
    x = 2,080,097,790.59/52,765.22
  6. Step 6: Final answer
    x = 39,421.76

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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.