Home / 39,810.23-59,733.77-20,065.71

Finding the Fourth Proportional to 39,810.23, 59,733.77 and 20,065.71

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Solution

The fourth proportional to 39,810.23, 59,733.77 and 20,065.71 is: 30,107.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,810.23 : 59,733.77 = 20,065.71 : x
  2. Step 2: Convert to fraction form
    39,810.23/59,733.77 = 20,065.71/x
  3. Step 3: Cross multiply
    39,810.23x = 59,733.77 × 20,065.71
  4. Step 4: Simplify right side
    39,810.23x = 1,198,600,405.70
  5. Step 5: Solve for x
    x = 1,198,600,405.70/39,810.23
  6. Step 6: Final answer
    x = 30,107.85

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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.