Home / 19,391.08-29,091.18-6,242.96

Finding the Fourth Proportional to 19,391.08, 29,091.18 and 6,242.96

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Solution

The fourth proportional to 19,391.08, 29,091.18 and 6,242.96 is: 9,365.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,391.08 : 29,091.18 = 6,242.96 : x
  2. Step 2: Convert to fraction form
    19,391.08/29,091.18 = 6,242.96/x
  3. Step 3: Cross multiply
    19,391.08x = 29,091.18 × 6,242.96
  4. Step 4: Simplify right side
    19,391.08x = 181,615,073.09
  5. Step 5: Solve for x
    x = 181,615,073.09/19,391.08
  6. Step 6: Final answer
    x = 9,365.91

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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.