Home / 55,993.19-77,270.60-30,842.69

Finding the Fourth Proportional to 55,993.19, 77,270.60 and 30,842.69

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Solution

The fourth proportional to 55,993.19, 77,270.60 and 30,842.69 is: 42,562.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,993.19 : 77,270.60 = 30,842.69 : x
  2. Step 2: Convert to fraction form
    55,993.19/77,270.60 = 30,842.69/x
  3. Step 3: Cross multiply
    55,993.19x = 77,270.60 × 30,842.69
  4. Step 4: Simplify right side
    55,993.19x = 2,383,233,161.91
  5. Step 5: Solve for x
    x = 2,383,233,161.91/55,993.19
  6. Step 6: Final answer
    x = 42,562.91

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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.