Home / 18,708.98-28,042.25-6,226.07

Finding the Fourth Proportional to 18,708.98, 28,042.25 and 6,226.07

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Solution

The fourth proportional to 18,708.98, 28,042.25 and 6,226.07 is: 9,332.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,708.98 : 28,042.25 = 6,226.07 : x
  2. Step 2: Convert to fraction form
    18,708.98/28,042.25 = 6,226.07/x
  3. Step 3: Cross multiply
    18,708.98x = 28,042.25 × 6,226.07
  4. Step 4: Simplify right side
    18,708.98x = 174,592,840.12
  5. Step 5: Solve for x
    x = 174,592,840.12/18,708.98
  6. Step 6: Final answer
    x = 9,332.04

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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.