Home / 13,847.78-19,110.06-7,560.26

Finding the Fourth Proportional to 13,847.78, 19,110.06 and 7,560.26

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Solution

The fourth proportional to 13,847.78, 19,110.06 and 7,560.26 is: 10,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,847.78 : 19,110.06 = 7,560.26 : x
  2. Step 2: Convert to fraction form
    13,847.78/19,110.06 = 7,560.26/x
  3. Step 3: Cross multiply
    13,847.78x = 19,110.06 × 7,560.26
  4. Step 4: Simplify right side
    13,847.78x = 144,477,022.22
  5. Step 5: Solve for x
    x = 144,477,022.22/13,847.78
  6. Step 6: Final answer
    x = 10,433.23

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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.