Home / 49,313.05-68,035.38-28,077.28

Finding the Fourth Proportional to 49,313.05, 68,035.38 and 28,077.28

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Solution

The fourth proportional to 49,313.05, 68,035.38 and 28,077.28 is: 38,737.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,313.05 : 68,035.38 = 28,077.28 : x
  2. Step 2: Convert to fraction form
    49,313.05/68,035.38 = 28,077.28/x
  3. Step 3: Cross multiply
    49,313.05x = 68,035.38 × 28,077.28
  4. Step 4: Simplify right side
    49,313.05x = 1,910,248,521.49
  5. Step 5: Solve for x
    x = 1,910,248,521.49/49,313.05
  6. Step 6: Final answer
    x = 38,737.18

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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.