Home / 20,235.47-30,352.10-6,195.51

Finding the Fourth Proportional to 20,235.47, 30,352.10 and 6,195.51

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Solution

The fourth proportional to 20,235.47, 30,352.10 and 6,195.51 is: 9,292.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,235.47 : 30,352.10 = 6,195.51 : x
  2. Step 2: Convert to fraction form
    20,235.47/30,352.10 = 6,195.51/x
  3. Step 3: Cross multiply
    20,235.47x = 30,352.10 × 6,195.51
  4. Step 4: Simplify right side
    20,235.47x = 188,046,708.09
  5. Step 5: Solve for x
    x = 188,046,708.09/20,235.47
  6. Step 6: Final answer
    x = 9,292.93

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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.