Home / 60,543.21-90,822.75-20,003.26

Finding the Fourth Proportional to 60,543.21, 90,822.75 and 20,003.26

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Solution

The fourth proportional to 60,543.21, 90,822.75 and 20,003.26 is: 30,007.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,543.21 : 90,822.75 = 20,003.26 : x
  2. Step 2: Convert to fraction form
    60,543.21/90,822.75 = 20,003.26/x
  3. Step 3: Cross multiply
    60,543.21x = 90,822.75 × 20,003.26
  4. Step 4: Simplify right side
    60,543.21x = 1,816,751,082.17
  5. Step 5: Solve for x
    x = 1,816,751,082.17/60,543.21
  6. Step 6: Final answer
    x = 30,007.51

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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.