Home / 27,024.08-40,536.25-12,215.66

Finding the Fourth Proportional to 27,024.08, 40,536.25 and 12,215.66

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Solution

The fourth proportional to 27,024.08, 40,536.25 and 12,215.66 is: 18,323.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,024.08 : 40,536.25 = 12,215.66 : x
  2. Step 2: Convert to fraction form
    27,024.08/40,536.25 = 12,215.66/x
  3. Step 3: Cross multiply
    27,024.08x = 40,536.25 × 12,215.66
  4. Step 4: Simplify right side
    27,024.08x = 495,176,814.45
  5. Step 5: Solve for x
    x = 495,176,814.45/27,024.08
  6. Step 6: Final answer
    x = 18,323.54

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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.