Home / 17,991.04-26,961.52-9,207.40

Finding the Fourth Proportional to 17,991.04, 26,961.52 and 9,207.40

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Solution

The fourth proportional to 17,991.04, 26,961.52 and 9,207.40 is: 13,798.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,991.04 : 26,961.52 = 9,207.40 : x
  2. Step 2: Convert to fraction form
    17,991.04/26,961.52 = 9,207.40/x
  3. Step 3: Cross multiply
    17,991.04x = 26,961.52 × 9,207.40
  4. Step 4: Simplify right side
    17,991.04x = 248,245,499.25
  5. Step 5: Solve for x
    x = 248,245,499.25/17,991.04
  6. Step 6: Final answer
    x = 13,798.29

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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.