Home / 27,017.66-40,525.63-12,226.58

Finding the Fourth Proportional to 27,017.66, 40,525.63 and 12,226.58

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Solution

The fourth proportional to 27,017.66, 40,525.63 and 12,226.58 is: 18,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,017.66 : 40,525.63 = 12,226.58 : x
  2. Step 2: Convert to fraction form
    27,017.66/40,525.63 = 12,226.58/x
  3. Step 3: Cross multiply
    27,017.66x = 40,525.63 × 12,226.58
  4. Step 4: Simplify right side
    27,017.66x = 495,489,973.84
  5. Step 5: Solve for x
    x = 495,489,973.84/27,017.66
  6. Step 6: Final answer
    x = 18,339.48

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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.