Home / 17,018.48-25,526.10-5,331.80

Finding the Fourth Proportional to 17,018.48, 25,526.10 and 5,331.80

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Solution

The fourth proportional to 17,018.48, 25,526.10 and 5,331.80 is: 7,997.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,018.48 : 25,526.10 = 5,331.80 : x
  2. Step 2: Convert to fraction form
    17,018.48/25,526.10 = 5,331.80/x
  3. Step 3: Cross multiply
    17,018.48x = 25,526.10 × 5,331.80
  4. Step 4: Simplify right side
    17,018.48x = 136,100,059.98
  5. Step 5: Solve for x
    x = 136,100,059.98/17,018.48
  6. Step 6: Final answer
    x = 7,997.19

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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.