Home / 27,011.03-37,277.10-15,076.70

Finding the Fourth Proportional to 27,011.03, 37,277.10 and 15,076.70

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Solution

The fourth proportional to 27,011.03, 37,277.10 and 15,076.70 is: 20,806.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,011.03 : 37,277.10 = 15,076.70 : x
  2. Step 2: Convert to fraction form
    27,011.03/37,277.10 = 15,076.70/x
  3. Step 3: Cross multiply
    27,011.03x = 37,277.10 × 15,076.70
  4. Step 4: Simplify right side
    27,011.03x = 562,015,391.80
  5. Step 5: Solve for x
    x = 562,015,391.80/27,011.03
  6. Step 6: Final answer
    x = 20,806.88

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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.