Home / 50,012.10-69,025.19-28,803.65

Finding the Fourth Proportional to 50,012.10, 69,025.19 and 28,803.65

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Solution

The fourth proportional to 50,012.10, 69,025.19 and 28,803.65 is: 39,753.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,012.10 : 69,025.19 = 28,803.65 : x
  2. Step 2: Convert to fraction form
    50,012.10/69,025.19 = 28,803.65/x
  3. Step 3: Cross multiply
    50,012.10x = 69,025.19 × 28,803.65
  4. Step 4: Simplify right side
    50,012.10x = 1,988,176,924.80
  5. Step 5: Solve for x
    x = 1,988,176,924.80/50,012.10
  6. Step 6: Final answer
    x = 39,753.92

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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.