Home / 13,169.16-19,749.38-6,590.84

Finding the Fourth Proportional to 13,169.16, 19,749.38 and 6,590.84

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Solution

The fourth proportional to 13,169.16, 19,749.38 and 6,590.84 is: 9,884.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,169.16 : 19,749.38 = 6,590.84 : x
  2. Step 2: Convert to fraction form
    13,169.16/19,749.38 = 6,590.84/x
  3. Step 3: Cross multiply
    13,169.16x = 19,749.38 × 6,590.84
  4. Step 4: Simplify right side
    13,169.16x = 130,165,003.68
  5. Step 5: Solve for x
    x = 130,165,003.68/13,169.16
  6. Step 6: Final answer
    x = 9,884.08

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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.