Home / 16,138.64-22,268.86-9,063.70

Finding the Fourth Proportional to 16,138.64, 22,268.86 and 9,063.70

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Solution

The fourth proportional to 16,138.64, 22,268.86 and 9,063.70 is: 12,506.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138.64 : 22,268.86 = 9,063.70 : x
  2. Step 2: Convert to fraction form
    16,138.64/22,268.86 = 9,063.70/x
  3. Step 3: Cross multiply
    16,138.64x = 22,268.86 × 9,063.70
  4. Step 4: Simplify right side
    16,138.64x = 201,838,188.05
  5. Step 5: Solve for x
    x = 201,838,188.05/16,138.64
  6. Step 6: Final answer
    x = 12,506.52

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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.