Home / 49,368.92-68,128.70-27,858.83

Finding the Fourth Proportional to 49,368.92, 68,128.70 and 27,858.83

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Solution

The fourth proportional to 49,368.92, 68,128.70 and 27,858.83 is: 38,444.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,368.92 : 68,128.70 = 27,858.83 : x
  2. Step 2: Convert to fraction form
    49,368.92/68,128.70 = 27,858.83/x
  3. Step 3: Cross multiply
    49,368.92x = 68,128.70 × 27,858.83
  4. Step 4: Simplify right side
    49,368.92x = 1,897,985,391.48
  5. Step 5: Solve for x
    x = 1,897,985,391.48/49,368.92
  6. Step 6: Final answer
    x = 38,444.95

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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.