Home / 27,776.28-41,653.20-10,242.20

Finding the Fourth Proportional to 27,776.28, 41,653.20 and 10,242.20

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Solution

The fourth proportional to 27,776.28, 41,653.20 and 10,242.20 is: 15,359.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,776.28 : 41,653.20 = 10,242.20 : x
  2. Step 2: Convert to fraction form
    27,776.28/41,653.20 = 10,242.20/x
  3. Step 3: Cross multiply
    27,776.28x = 41,653.20 × 10,242.20
  4. Step 4: Simplify right side
    27,776.28x = 426,620,405.04
  5. Step 5: Solve for x
    x = 426,620,405.04/27,776.28
  6. Step 6: Final answer
    x = 15,359.16

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1.5x scale

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.