Home / 27,796.22-38,359.08-15,049.67

Finding the Fourth Proportional to 27,796.22, 38,359.08 and 15,049.67

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Solution

The fourth proportional to 27,796.22, 38,359.08 and 15,049.67 is: 20,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,796.22 : 38,359.08 = 15,049.67 : x
  2. Step 2: Convert to fraction form
    27,796.22/38,359.08 = 15,049.67/x
  3. Step 3: Cross multiply
    27,796.22x = 38,359.08 × 15,049.67
  4. Step 4: Simplify right side
    27,796.22x = 577,291,303.71
  5. Step 5: Solve for x
    x = 577,291,303.71/27,796.22
  6. Step 6: Final answer
    x = 20,768.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.