Home / 17,981.67-26,972.51-6,292.20

Finding the Fourth Proportional to 17,981.67, 26,972.51 and 6,292.20

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Solution

The fourth proportional to 17,981.67, 26,972.51 and 6,292.20 is: 9,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,981.67 : 26,972.51 = 6,292.20 : x
  2. Step 2: Convert to fraction form
    17,981.67/26,972.51 = 6,292.20/x
  3. Step 3: Cross multiply
    17,981.67x = 26,972.51 × 6,292.20
  4. Step 4: Simplify right side
    17,981.67x = 169,716,395.96
  5. Step 5: Solve for x
    x = 169,716,395.96/17,981.67
  6. Step 6: Final answer
    x = 9,438.30

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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.