Home / 40,246.99-55,538.06-22,340.59

Finding the Fourth Proportional to 40,246.99, 55,538.06 and 22,340.59

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Solution

The fourth proportional to 40,246.99, 55,538.06 and 22,340.59 is: 30,828.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,246.99 : 55,538.06 = 22,340.59 : x
  2. Step 2: Convert to fraction form
    40,246.99/55,538.06 = 22,340.59/x
  3. Step 3: Cross multiply
    40,246.99x = 55,538.06 × 22,340.59
  4. Step 4: Simplify right side
    40,246.99x = 1,240,752,777.31
  5. Step 5: Solve for x
    x = 1,240,752,777.31/40,246.99
  6. Step 6: Final answer
    x = 30,828.46

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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.