Home / 50,932.05-70,285.14-28,269.72

Finding the Fourth Proportional to 50,932.05, 70,285.14 and 28,269.72

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Solution

The fourth proportional to 50,932.05, 70,285.14 and 28,269.72 is: 39,011.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,932.05 : 70,285.14 = 28,269.72 : x
  2. Step 2: Convert to fraction form
    50,932.05/70,285.14 = 28,269.72/x
  3. Step 3: Cross multiply
    50,932.05x = 70,285.14 × 28,269.72
  4. Step 4: Simplify right side
    50,932.05x = 1,986,941,227.96
  5. Step 5: Solve for x
    x = 1,986,941,227.96/50,932.05
  6. Step 6: Final answer
    x = 39,011.61

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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.