Home / 27,795.84-38,358.28-15,049.03

Finding the Fourth Proportional to 27,795.84, 38,358.28 and 15,049.03

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Solution

The fourth proportional to 27,795.84, 38,358.28 and 15,049.03 is: 20,767.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,795.84 : 38,358.28 = 15,049.03 : x
  2. Step 2: Convert to fraction form
    27,795.84/38,358.28 = 15,049.03/x
  3. Step 3: Cross multiply
    27,795.84x = 38,358.28 × 15,049.03
  4. Step 4: Simplify right side
    27,795.84x = 577,254,906.47
  5. Step 5: Solve for x
    x = 577,254,906.47/27,795.84
  6. Step 6: Final answer
    x = 20,767.67

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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.