Home / 19,544.78-29,314.43-6,395.45

Finding the Fourth Proportional to 19,544.78, 29,314.43 and 6,395.45

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Solution

The fourth proportional to 19,544.78, 29,314.43 and 6,395.45 is: 9,592.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,544.78 : 29,314.43 = 6,395.45 : x
  2. Step 2: Convert to fraction form
    19,544.78/29,314.43 = 6,395.45/x
  3. Step 3: Cross multiply
    19,544.78x = 29,314.43 × 6,395.45
  4. Step 4: Simplify right side
    19,544.78x = 187,478,792.79
  5. Step 5: Solve for x
    x = 187,478,792.79/19,544.78
  6. Step 6: Final answer
    x = 9,592.27

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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.