Home / 27,746.12-41,630.15-12,152.81

Finding the Fourth Proportional to 27,746.12, 41,630.15 and 12,152.81

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Solution

The fourth proportional to 27,746.12, 41,630.15 and 12,152.81 is: 18,234.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,746.12 : 41,630.15 = 12,152.81 : x
  2. Step 2: Convert to fraction form
    27,746.12/41,630.15 = 12,152.81/x
  3. Step 3: Cross multiply
    27,746.12x = 41,630.15 × 12,152.81
  4. Step 4: Simplify right side
    27,746.12x = 505,923,437.68
  5. Step 5: Solve for x
    x = 505,923,437.68/27,746.12
  6. Step 6: Final answer
    x = 18,234.02

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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.