Home / 22,751.51-31,377.44-14,790.83

Finding the Fourth Proportional to 22,751.51, 31,377.44 and 14,790.83

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Solution

The fourth proportional to 22,751.51, 31,377.44 and 14,790.83 is: 20,398.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,751.51 : 31,377.44 = 14,790.83 : x
  2. Step 2: Convert to fraction form
    22,751.51/31,377.44 = 14,790.83/x
  3. Step 3: Cross multiply
    22,751.51x = 31,377.44 × 14,790.83
  4. Step 4: Simplify right side
    22,751.51x = 464,098,260.97
  5. Step 5: Solve for x
    x = 464,098,260.97/22,751.51
  6. Step 6: Final answer
    x = 20,398.57

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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.