Home / 40,574.20-55,777.44-34,888.12

Finding the Fourth Proportional to 40,574.20, 55,777.44 and 34,888.12

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Solution

The fourth proportional to 40,574.20, 55,777.44 and 34,888.12 is: 47,960.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,574.20 : 55,777.44 = 34,888.12 : x
  2. Step 2: Convert to fraction form
    40,574.20/55,777.44 = 34,888.12/x
  3. Step 3: Cross multiply
    40,574.20x = 55,777.44 × 34,888.12
  4. Step 4: Simplify right side
    40,574.20x = 1,945,970,020.01
  5. Step 5: Solve for x
    x = 1,945,970,020.01/40,574.20
  6. Step 6: Final answer
    x = 47,960.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.