Home / 40,246.19-55,539.33-22,340.74

Finding the Fourth Proportional to 40,246.19, 55,539.33 and 22,340.74

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Solution

The fourth proportional to 40,246.19, 55,539.33 and 22,340.74 is: 30,829.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,246.19 : 55,539.33 = 22,340.74 : x
  2. Step 2: Convert to fraction form
    40,246.19/55,539.33 = 22,340.74/x
  3. Step 3: Cross multiply
    40,246.19x = 55,539.33 × 22,340.74
  4. Step 4: Simplify right side
    40,246.19x = 1,240,789,731.30
  5. Step 5: Solve for x
    x = 1,240,789,731.30/40,246.19
  6. Step 6: Final answer
    x = 30,829.99

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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.