Home / 42,183.33-63,243.69-25,539.40

Finding the Fourth Proportional to 42,183.33, 63,243.69 and 25,539.40

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Solution

The fourth proportional to 42,183.33, 63,243.69 and 25,539.40 is: 38,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,183.33 : 63,243.69 = 25,539.40 : x
  2. Step 2: Convert to fraction form
    42,183.33/63,243.69 = 25,539.40/x
  3. Step 3: Cross multiply
    42,183.33x = 63,243.69 × 25,539.40
  4. Step 4: Simplify right side
    42,183.33x = 1,615,205,879.67
  5. Step 5: Solve for x
    x = 1,615,205,879.67/42,183.33
  6. Step 6: Final answer
    x = 38,290.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.