Home / 50,384.13-69,530.16-28,028.13

Finding the Fourth Proportional to 50,384.13, 69,530.16 and 28,028.13

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Solution

The fourth proportional to 50,384.13, 69,530.16 and 28,028.13 is: 38,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,384.13 : 69,530.16 = 28,028.13 : x
  2. Step 2: Convert to fraction form
    50,384.13/69,530.16 = 28,028.13/x
  3. Step 3: Cross multiply
    50,384.13x = 69,530.16 × 28,028.13
  4. Step 4: Simplify right side
    50,384.13x = 1,948,800,363.40
  5. Step 5: Solve for x
    x = 1,948,800,363.40/50,384.13
  6. Step 6: Final answer
    x = 38,678.85

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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.