Home / 16,440.62-22,688.44-9,366.89

Finding the Fourth Proportional to 16,440.62, 22,688.44 and 9,366.89

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Solution

The fourth proportional to 16,440.62, 22,688.44 and 9,366.89 is: 12,926.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,440.62 : 22,688.44 = 9,366.89 : x
  2. Step 2: Convert to fraction form
    16,440.62/22,688.44 = 9,366.89/x
  3. Step 3: Cross multiply
    16,440.62x = 22,688.44 × 9,366.89
  4. Step 4: Simplify right side
    16,440.62x = 212,519,984.89
  5. Step 5: Solve for x
    x = 212,519,984.89/16,440.62
  6. Step 6: Final answer
    x = 12,926.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.