Home / 17,407.36-26,114.88-5,720.08

Finding the Fourth Proportional to 17,407.36, 26,114.88 and 5,720.08

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Solution

The fourth proportional to 17,407.36, 26,114.88 and 5,720.08 is: 8,581.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,407.36 : 26,114.88 = 5,720.08 : x
  2. Step 2: Convert to fraction form
    17,407.36/26,114.88 = 5,720.08/x
  3. Step 3: Cross multiply
    17,407.36x = 26,114.88 × 5,720.08
  4. Step 4: Simplify right side
    17,407.36x = 149,379,202.79
  5. Step 5: Solve for x
    x = 149,379,202.79/17,407.36
  6. Step 6: Final answer
    x = 8,581.38

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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.