Home / 49,382.28-68,146.29-28,160.28

Finding the Fourth Proportional to 49,382.28, 68,146.29 and 28,160.28

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Solution

The fourth proportional to 49,382.28, 68,146.29 and 28,160.28 is: 38,860.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,382.28 : 68,146.29 = 28,160.28 : x
  2. Step 2: Convert to fraction form
    49,382.28/68,146.29 = 28,160.28/x
  3. Step 3: Cross multiply
    49,382.28x = 68,146.29 × 28,160.28
  4. Step 4: Simplify right side
    49,382.28x = 1,919,018,607.36
  5. Step 5: Solve for x
    x = 1,919,018,607.36/49,382.28
  6. Step 6: Final answer
    x = 38,860.47

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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.