Home / 50,942.04-70,298.68-28,279.84

Finding the Fourth Proportional to 50,942.04, 70,298.68 and 28,279.84

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Solution

The fourth proportional to 50,942.04, 70,298.68 and 28,279.84 is: 39,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,942.04 : 70,298.68 = 28,279.84 : x
  2. Step 2: Convert to fraction form
    50,942.04/70,298.68 = 28,279.84/x
  3. Step 3: Cross multiply
    50,942.04x = 70,298.68 × 28,279.84
  4. Step 4: Simplify right side
    50,942.04x = 1,988,035,422.61
  5. Step 5: Solve for x
    x = 1,988,035,422.61/50,942.04
  6. Step 6: Final answer
    x = 39,025.44

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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.