Home / 17,981.52-26,971.60-5,501.04

Finding the Fourth Proportional to 17,981.52, 26,971.60 and 5,501.04

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Solution

The fourth proportional to 17,981.52, 26,971.60 and 5,501.04 is: 8,251.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,981.52 : 26,971.60 = 5,501.04 : x
  2. Step 2: Convert to fraction form
    17,981.52/26,971.60 = 5,501.04/x
  3. Step 3: Cross multiply
    17,981.52x = 26,971.60 × 5,501.04
  4. Step 4: Simplify right side
    17,981.52x = 148,371,850.46
  5. Step 5: Solve for x
    x = 148,371,850.46/17,981.52
  6. Step 6: Final answer
    x = 8,251.35

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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.