Home / 50,012.07-69,025.20-28,803.66

Finding the Fourth Proportional to 50,012.07, 69,025.20 and 28,803.66

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Solution

The fourth proportional to 50,012.07, 69,025.20 and 28,803.66 is: 39,753.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,012.07 : 69,025.20 = 28,803.66 : x
  2. Step 2: Convert to fraction form
    50,012.07/69,025.20 = 28,803.66/x
  3. Step 3: Cross multiply
    50,012.07x = 69,025.20 × 28,803.66
  4. Step 4: Simplify right side
    50,012.07x = 1,988,178,392.23
  5. Step 5: Solve for x
    x = 1,988,178,392.23/50,012.07
  6. Step 6: Final answer
    x = 39,753.97

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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.