Home / 14,373.22-19,832.78-7,998.72

Finding the Fourth Proportional to 14,373.22, 19,832.78 and 7,998.72

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Solution

The fourth proportional to 14,373.22, 19,832.78 and 7,998.72 is: 11,036.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,373.22 : 19,832.78 = 7,998.72 : x
  2. Step 2: Convert to fraction form
    14,373.22/19,832.78 = 7,998.72/x
  3. Step 3: Cross multiply
    14,373.22x = 19,832.78 × 7,998.72
  4. Step 4: Simplify right side
    14,373.22x = 158,636,854.04
  5. Step 5: Solve for x
    x = 158,636,854.04/14,373.22
  6. Step 6: Final answer
    x = 11,036.97

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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.