Home / 27,288.08-40,932.14-12,277.67

Finding the Fourth Proportional to 27,288.08, 40,932.14 and 12,277.67

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Solution

The fourth proportional to 27,288.08, 40,932.14 and 12,277.67 is: 18,416.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,288.08 : 40,932.14 = 12,277.67 : x
  2. Step 2: Convert to fraction form
    27,288.08/40,932.14 = 12,277.67/x
  3. Step 3: Cross multiply
    27,288.08x = 40,932.14 × 12,277.67
  4. Step 4: Simplify right side
    27,288.08x = 502,551,041.26
  5. Step 5: Solve for x
    x = 502,551,041.26/27,288.08
  6. Step 6: Final answer
    x = 18,416.51

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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.