Home / 13,144.90-19,727.43-5,360.26

Finding the Fourth Proportional to 13,144.90, 19,727.43 and 5,360.26

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Solution

The fourth proportional to 13,144.90, 19,727.43 and 5,360.26 is: 8,044.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,144.90 : 19,727.43 = 5,360.26 : x
  2. Step 2: Convert to fraction form
    13,144.90/19,727.43 = 5,360.26/x
  3. Step 3: Cross multiply
    13,144.90x = 19,727.43 × 5,360.26
  4. Step 4: Simplify right side
    13,144.90x = 105,744,153.93
  5. Step 5: Solve for x
    x = 105,744,153.93/13,144.90
  6. Step 6: Final answer
    x = 8,044.50

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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.