Home / 52,799.22-72,862.92-28,926.74

Finding the Fourth Proportional to 52,799.22, 72,862.92 and 28,926.74

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Solution

The fourth proportional to 52,799.22, 72,862.92 and 28,926.74 is: 39,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,799.22 : 72,862.92 = 28,926.74 : x
  2. Step 2: Convert to fraction form
    52,799.22/72,862.92 = 28,926.74/x
  3. Step 3: Cross multiply
    52,799.22x = 72,862.92 × 28,926.74
  4. Step 4: Simplify right side
    52,799.22x = 2,107,686,742.48
  5. Step 5: Solve for x
    x = 2,107,686,742.48/52,799.22
  6. Step 6: Final answer
    x = 39,918.90

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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.