Home / 50,079.45-69,109.45-28,569.16

Finding the Fourth Proportional to 50,079.45, 69,109.45 and 28,569.16

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Solution

The fourth proportional to 50,079.45, 69,109.45 and 28,569.16 is: 39,425.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,079.45 : 69,109.45 = 28,569.16 : x
  2. Step 2: Convert to fraction form
    50,079.45/69,109.45 = 28,569.16/x
  3. Step 3: Cross multiply
    50,079.45x = 69,109.45 × 28,569.16
  4. Step 4: Simplify right side
    50,079.45x = 1,974,398,934.56
  5. Step 5: Solve for x
    x = 1,974,398,934.56/50,079.45
  6. Step 6: Final answer
    x = 39,425.33

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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.