Home / 26,616.04-39,924.06-8,145.64

Finding the Fourth Proportional to 26,616.04, 39,924.06 and 8,145.64

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Solution

The fourth proportional to 26,616.04, 39,924.06 and 8,145.64 is: 12,218.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,616.04 : 39,924.06 = 8,145.64 : x
  2. Step 2: Convert to fraction form
    26,616.04/39,924.06 = 8,145.64/x
  3. Step 3: Cross multiply
    26,616.04x = 39,924.06 × 8,145.64
  4. Step 4: Simplify right side
    26,616.04x = 325,207,020.10
  5. Step 5: Solve for x
    x = 325,207,020.10/26,616.04
  6. Step 6: Final answer
    x = 12,218.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.