Home / 43,988.15-60,705.30-31,894.65

Finding the Fourth Proportional to 43,988.15, 60,705.30 and 31,894.65

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Solution

The fourth proportional to 43,988.15, 60,705.30 and 31,894.65 is: 44,015.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,988.15 : 60,705.30 = 31,894.65 : x
  2. Step 2: Convert to fraction form
    43,988.15/60,705.30 = 31,894.65/x
  3. Step 3: Cross multiply
    43,988.15x = 60,705.30 × 31,894.65
  4. Step 4: Simplify right side
    43,988.15x = 1,936,174,296.65
  5. Step 5: Solve for x
    x = 1,936,174,296.65/43,988.15
  6. Step 6: Final answer
    x = 44,015.82

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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.