Home / 49,079.70-67,730.31-27,859.32

Finding the Fourth Proportional to 49,079.70, 67,730.31 and 27,859.32

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Solution

The fourth proportional to 49,079.70, 67,730.31 and 27,859.32 is: 38,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,079.70 : 67,730.31 = 27,859.32 : x
  2. Step 2: Convert to fraction form
    49,079.70/67,730.31 = 27,859.32/x
  3. Step 3: Cross multiply
    49,079.70x = 67,730.31 × 27,859.32
  4. Step 4: Simplify right side
    49,079.70x = 1,886,920,379.99
  5. Step 5: Solve for x
    x = 1,886,920,379.99/49,079.70
  6. Step 6: Final answer
    x = 38,446.05

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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.