Home / 17,981.20-26,971.76-4,833.57

Finding the Fourth Proportional to 17,981.20, 26,971.76 and 4,833.57

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Solution

The fourth proportional to 17,981.20, 26,971.76 and 4,833.57 is: 7,250.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,981.20 : 26,971.76 = 4,833.57 : x
  2. Step 2: Convert to fraction form
    17,981.20/26,971.76 = 4,833.57/x
  3. Step 3: Cross multiply
    17,981.20x = 26,971.76 × 4,833.57
  4. Step 4: Simplify right side
    17,981.20x = 130,369,889.98
  5. Step 5: Solve for x
    x = 130,369,889.98/17,981.20
  6. Step 6: Final answer
    x = 7,250.34

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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.