Home / 38,355.80-52,918.31-22,428.97

Finding the Fourth Proportional to 38,355.80, 52,918.31 and 22,428.97

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Solution

The fourth proportional to 38,355.80, 52,918.31 and 22,428.97 is: 30,944.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,355.80 : 52,918.31 = 22,428.97 : x
  2. Step 2: Convert to fraction form
    38,355.80/52,918.31 = 22,428.97/x
  3. Step 3: Cross multiply
    38,355.80x = 52,918.31 × 22,428.97
  4. Step 4: Simplify right side
    38,355.80x = 1,186,903,111.22
  5. Step 5: Solve for x
    x = 1,186,903,111.22/38,355.80
  6. Step 6: Final answer
    x = 30,944.56

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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.