Home / 16,439.08-22,685.48-9,268.93

Finding the Fourth Proportional to 16,439.08, 22,685.48 and 9,268.93

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Solution

The fourth proportional to 16,439.08, 22,685.48 and 9,268.93 is: 12,790.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,439.08 : 22,685.48 = 9,268.93 : x
  2. Step 2: Convert to fraction form
    16,439.08/22,685.48 = 9,268.93/x
  3. Step 3: Cross multiply
    16,439.08x = 22,685.48 × 9,268.93
  4. Step 4: Simplify right side
    16,439.08x = 210,270,108.15
  5. Step 5: Solve for x
    x = 210,270,108.15/16,439.08
  6. Step 6: Final answer
    x = 12,790.87

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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.