Home / 50,991.59-70,366.12-28,332.18

Finding the Fourth Proportional to 50,991.59, 70,366.12 and 28,332.18

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Solution

The fourth proportional to 50,991.59, 70,366.12 and 28,332.18 is: 39,097.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,991.59 : 70,366.12 = 28,332.18 : x
  2. Step 2: Convert to fraction form
    50,991.59/70,366.12 = 28,332.18/x
  3. Step 3: Cross multiply
    50,991.59x = 70,366.12 × 28,332.18
  4. Step 4: Simplify right side
    50,991.59x = 1,993,625,506.91
  5. Step 5: Solve for x
    x = 1,993,625,506.91/50,991.59
  6. Step 6: Final answer
    x = 39,097.14

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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.