Home / 17,138.01-23,643.48-11,167.50

Finding the Fourth Proportional to 17,138.01, 23,643.48 and 11,167.50

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Solution

The fourth proportional to 17,138.01, 23,643.48 and 11,167.50 is: 15,406.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,138.01 : 23,643.48 = 11,167.50 : x
  2. Step 2: Convert to fraction form
    17,138.01/23,643.48 = 11,167.50/x
  3. Step 3: Cross multiply
    17,138.01x = 23,643.48 × 11,167.50
  4. Step 4: Simplify right side
    17,138.01x = 264,038,562.90
  5. Step 5: Solve for x
    x = 264,038,562.90/17,138.01
  6. Step 6: Final answer
    x = 15,406.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.