Home / 17,350.56-26,021.93-7,981.57

Finding the Fourth Proportional to 17,350.56, 26,021.93 and 7,981.57

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Solution

The fourth proportional to 17,350.56, 26,021.93 and 7,981.57 is: 11,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,350.56 : 26,021.93 = 7,981.57 : x
  2. Step 2: Convert to fraction form
    17,350.56/26,021.93 = 7,981.57/x
  3. Step 3: Cross multiply
    17,350.56x = 26,021.93 × 7,981.57
  4. Step 4: Simplify right side
    17,350.56x = 207,695,855.83
  5. Step 5: Solve for x
    x = 207,695,855.83/17,350.56
  6. Step 6: Final answer
    x = 11,970.56

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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.