Home / 27,223.11-40,830.71-8,498.79

Finding the Fourth Proportional to 27,223.11, 40,830.71 and 8,498.79

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Solution

The fourth proportional to 27,223.11, 40,830.71 and 8,498.79 is: 12,746.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,223.11 : 40,830.71 = 8,498.79 : x
  2. Step 2: Convert to fraction form
    27,223.11/40,830.71 = 8,498.79/x
  3. Step 3: Cross multiply
    27,223.11x = 40,830.71 × 8,498.79
  4. Step 4: Simplify right side
    27,223.11x = 347,011,587.35
  5. Step 5: Solve for x
    x = 347,011,587.35/27,223.11
  6. Step 6: Final answer
    x = 12,746.95

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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.