Home / 16,811.52-23,199.96-9,359.52

Finding the Fourth Proportional to 16,811.52, 23,199.96 and 9,359.52

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Solution

The fourth proportional to 16,811.52, 23,199.96 and 9,359.52 is: 12,916.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,811.52 : 23,199.96 = 9,359.52 : x
  2. Step 2: Convert to fraction form
    16,811.52/23,199.96 = 9,359.52/x
  3. Step 3: Cross multiply
    16,811.52x = 23,199.96 × 9,359.52
  4. Step 4: Simplify right side
    16,811.52x = 217,140,489.62
  5. Step 5: Solve for x
    x = 217,140,489.62/16,811.52
  6. Step 6: Final answer
    x = 12,916.17

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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.