Home / 40,218.75-55,501.92-23,454.99

Finding the Fourth Proportional to 40,218.75, 55,501.92 and 23,454.99

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Solution

The fourth proportional to 40,218.75, 55,501.92 and 23,454.99 is: 32,367.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,218.75 : 55,501.92 = 23,454.99 : x
  2. Step 2: Convert to fraction form
    40,218.75/55,501.92 = 23,454.99/x
  3. Step 3: Cross multiply
    40,218.75x = 55,501.92 × 23,454.99
  4. Step 4: Simplify right side
    40,218.75x = 1,301,796,978.58
  5. Step 5: Solve for x
    x = 1,301,796,978.58/40,218.75
  6. Step 6: Final answer
    x = 32,367.91

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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.