Home / 49,088.70-67,742.73-27,868.32

Finding the Fourth Proportional to 49,088.70, 67,742.73 and 27,868.32

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Solution

The fourth proportional to 49,088.70, 67,742.73 and 27,868.32 is: 38,458.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,088.70 : 67,742.73 = 27,868.32 : x
  2. Step 2: Convert to fraction form
    49,088.70/67,742.73 = 27,868.32/x
  3. Step 3: Cross multiply
    49,088.70x = 67,742.73 × 27,868.32
  4. Step 4: Simplify right side
    49,088.70x = 1,887,876,077.31
  5. Step 5: Solve for x
    x = 1,887,876,077.31/49,088.70
  6. Step 6: Final answer
    x = 38,458.47

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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.