Home / 40,548.80-60,741.65-20,224.28

Finding the Fourth Proportional to 40,548.80, 60,741.65 and 20,224.28

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Solution

The fourth proportional to 40,548.80, 60,741.65 and 20,224.28 is: 30,295.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,548.80 : 60,741.65 = 20,224.28 : x
  2. Step 2: Convert to fraction form
    40,548.80/60,741.65 = 20,224.28/x
  3. Step 3: Cross multiply
    40,548.80x = 60,741.65 × 20,224.28
  4. Step 4: Simplify right side
    40,548.80x = 1,228,456,225.92
  5. Step 5: Solve for x
    x = 1,228,456,225.92/40,548.80
  6. Step 6: Final answer
    x = 30,295.75

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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.