Home / 16,453.52-22,705.64-9,380.08

Finding the Fourth Proportional to 16,453.52, 22,705.64 and 9,380.08

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Solution

The fourth proportional to 16,453.52, 22,705.64 and 9,380.08 is: 12,944.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,453.52 : 22,705.64 = 9,380.08 : x
  2. Step 2: Convert to fraction form
    16,453.52/22,705.64 = 9,380.08/x
  3. Step 3: Cross multiply
    16,453.52x = 22,705.64 × 9,380.08
  4. Step 4: Simplify right side
    16,453.52x = 212,980,719.65
  5. Step 5: Solve for x
    x = 212,980,719.65/16,453.52
  6. Step 6: Final answer
    x = 12,944.39

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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.