Home / 49,376.64-68,141.28-27,021.12

Finding the Fourth Proportional to 49,376.64, 68,141.28 and 27,021.12

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Solution

The fourth proportional to 49,376.64, 68,141.28 and 27,021.12 is: 37,289.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,376.64 : 68,141.28 = 27,021.12 : x
  2. Step 2: Convert to fraction form
    49,376.64/68,141.28 = 27,021.12/x
  3. Step 3: Cross multiply
    49,376.64x = 68,141.28 × 27,021.12
  4. Step 4: Simplify right side
    49,376.64x = 1,841,253,703.83
  5. Step 5: Solve for x
    x = 1,841,253,703.83/49,376.64
  6. Step 6: Final answer
    x = 37,289.98

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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.