Home / 17,501.78-26,248.77-5,021.75

Finding the Fourth Proportional to 17,501.78, 26,248.77 and 5,021.75

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Solution

The fourth proportional to 17,501.78, 26,248.77 and 5,021.75 is: 7,531.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,501.78 : 26,248.77 = 5,021.75 : x
  2. Step 2: Convert to fraction form
    17,501.78/26,248.77 = 5,021.75/x
  3. Step 3: Cross multiply
    17,501.78x = 26,248.77 × 5,021.75
  4. Step 4: Simplify right side
    17,501.78x = 131,814,760.75
  5. Step 5: Solve for x
    x = 131,814,760.75/17,501.78
  6. Step 6: Final answer
    x = 7,531.51

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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.