Home / 28,262.82-38,743.35-28,001.46

Finding the Fourth Proportional to 28,262.82, 38,743.35 and 28,001.46

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Solution

The fourth proportional to 28,262.82, 38,743.35 and 28,001.46 is: 38,385.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,262.82 : 38,743.35 = 28,001.46 : x
  2. Step 2: Convert to fraction form
    28,262.82/38,743.35 = 28,001.46/x
  3. Step 3: Cross multiply
    28,262.82x = 38,743.35 × 28,001.46
  4. Step 4: Simplify right side
    28,262.82x = 1,084,870,365.29
  5. Step 5: Solve for x
    x = 1,084,870,365.29/28,262.82
  6. Step 6: Final answer
    x = 38,385.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.