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Finding the Fourth Proportional to 17,017.51, 25,526.30 and 6,629.26

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Solution

The fourth proportional to 17,017.51, 25,526.30 and 6,629.26 is: 9,943.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,017.51 : 25,526.30 = 6,629.26 : x
  2. Step 2: Convert to fraction form
    17,017.51/25,526.30 = 6,629.26/x
  3. Step 3: Cross multiply
    17,017.51x = 25,526.30 × 6,629.26
  4. Step 4: Simplify right side
    17,017.51x = 169,220,479.54
  5. Step 5: Solve for x
    x = 169,220,479.54/17,017.51
  6. Step 6: Final answer
    x = 9,943.90

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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.