Home / 17,350.72-26,022.19-7,981.74

Finding the Fourth Proportional to 17,350.72, 26,022.19 and 7,981.74

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Solution

The fourth proportional to 17,350.72, 26,022.19 and 7,981.74 is: 11,970.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,350.72 : 26,022.19 = 7,981.74 : x
  2. Step 2: Convert to fraction form
    17,350.72/26,022.19 = 7,981.74/x
  3. Step 3: Cross multiply
    17,350.72x = 26,022.19 × 7,981.74
  4. Step 4: Simplify right side
    17,350.72x = 207,702,354.81
  5. Step 5: Solve for x
    x = 207,702,354.81/17,350.72
  6. Step 6: Final answer
    x = 11,970.82

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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.