Home / 27,023.16-40,530.02-12,228.60

Finding the Fourth Proportional to 27,023.16, 40,530.02 and 12,228.60

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Solution

The fourth proportional to 27,023.16, 40,530.02 and 12,228.60 is: 18,340.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,023.16 : 40,530.02 = 12,228.60 : x
  2. Step 2: Convert to fraction form
    27,023.16/40,530.02 = 12,228.60/x
  3. Step 3: Cross multiply
    27,023.16x = 40,530.02 × 12,228.60
  4. Step 4: Simplify right side
    27,023.16x = 495,625,341.43
  5. Step 5: Solve for x
    x = 495,625,341.43/27,023.16
  6. Step 6: Final answer
    x = 18,340.76

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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.