Home / 38,338.92-52,899.55-22,420.26

Finding the Fourth Proportional to 38,338.92, 52,899.55 and 22,420.26

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Solution

The fourth proportional to 38,338.92, 52,899.55 and 22,420.26 is: 30,935.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,338.92 : 52,899.55 = 22,420.26 : x
  2. Step 2: Convert to fraction form
    38,338.92/52,899.55 = 22,420.26/x
  3. Step 3: Cross multiply
    38,338.92x = 52,899.55 × 22,420.26
  4. Step 4: Simplify right side
    38,338.92x = 1,186,021,608.83
  5. Step 5: Solve for x
    x = 1,186,021,608.83/38,338.92
  6. Step 6: Final answer
    x = 30,935.19

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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.