Home / 49,529.16-68,350.14-28,320.12

Finding the Fourth Proportional to 49,529.16, 68,350.14 and 28,320.12

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Solution

The fourth proportional to 49,529.16, 68,350.14 and 28,320.12 is: 39,081.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,529.16 : 68,350.14 = 28,320.12 : x
  2. Step 2: Convert to fraction form
    49,529.16/68,350.14 = 28,320.12/x
  3. Step 3: Cross multiply
    49,529.16x = 68,350.14 × 28,320.12
  4. Step 4: Simplify right side
    49,529.16x = 1,935,684,166.82
  5. Step 5: Solve for x
    x = 1,935,684,166.82/49,529.16
  6. Step 6: Final answer
    x = 39,081.71

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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.