Home / 39,426.50-59,121.92-11,340.12

Finding the Fourth Proportional to 39,426.50, 59,121.92 and 11,340.12

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Solution

The fourth proportional to 39,426.50, 59,121.92 and 11,340.12 is: 17,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,426.50 : 59,121.92 = 11,340.12 : x
  2. Step 2: Convert to fraction form
    39,426.50/59,121.92 = 11,340.12/x
  3. Step 3: Cross multiply
    39,426.50x = 59,121.92 × 11,340.12
  4. Step 4: Simplify right side
    39,426.50x = 670,449,667.43
  5. Step 5: Solve for x
    x = 670,449,667.43/39,426.50
  6. Step 6: Final answer
    x = 17,005.05

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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.