Home / 55,633.23-76,773.76-30,140.24

Finding the Fourth Proportional to 55,633.23, 76,773.76 and 30,140.24

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Solution

The fourth proportional to 55,633.23, 76,773.76 and 30,140.24 is: 41,593.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,633.23 : 76,773.76 = 30,140.24 : x
  2. Step 2: Convert to fraction form
    55,633.23/76,773.76 = 30,140.24/x
  3. Step 3: Cross multiply
    55,633.23x = 76,773.76 × 30,140.24
  4. Step 4: Simplify right side
    55,633.23x = 2,313,979,360.17
  5. Step 5: Solve for x
    x = 2,313,979,360.17/55,633.23
  6. Step 6: Final answer
    x = 41,593.48

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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.