Home / 11,319.62-16,935.51-9,922.46

Finding the Fourth Proportional to 11,319.62, 16,935.51 and 9,922.46

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Solution

The fourth proportional to 11,319.62, 16,935.51 and 9,922.46 is: 14,845.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,319.62 : 16,935.51 = 9,922.46 : x
  2. Step 2: Convert to fraction form
    11,319.62/16,935.51 = 9,922.46/x
  3. Step 3: Cross multiply
    11,319.62x = 16,935.51 × 9,922.46
  4. Step 4: Simplify right side
    11,319.62x = 168,041,920.55
  5. Step 5: Solve for x
    x = 168,041,920.55/11,319.62
  6. Step 6: Final answer
    x = 14,845.19

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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.