Home / 52,849.42-72,932.20-28,976.26

Finding the Fourth Proportional to 52,849.42, 72,932.20 and 28,976.26

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Solution

The fourth proportional to 52,849.42, 72,932.20 and 28,976.26 is: 39,987.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,849.42 : 72,932.20 = 28,976.26 : x
  2. Step 2: Convert to fraction form
    52,849.42/72,932.20 = 28,976.26/x
  3. Step 3: Cross multiply
    52,849.42x = 72,932.20 × 28,976.26
  4. Step 4: Simplify right side
    52,849.42x = 2,113,302,389.57
  5. Step 5: Solve for x
    x = 2,113,302,389.57/52,849.42
  6. Step 6: Final answer
    x = 39,987.24

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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.