Home / 27,141.21-40,722.07-10,502.25

Finding the Fourth Proportional to 27,141.21, 40,722.07 and 10,502.25

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Solution

The fourth proportional to 27,141.21, 40,722.07 and 10,502.25 is: 15,757.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,141.21 : 40,722.07 = 10,502.25 : x
  2. Step 2: Convert to fraction form
    27,141.21/40,722.07 = 10,502.25/x
  3. Step 3: Cross multiply
    27,141.21x = 40,722.07 × 10,502.25
  4. Step 4: Simplify right side
    27,141.21x = 427,673,359.66
  5. Step 5: Solve for x
    x = 427,673,359.66/27,141.21
  6. Step 6: Final answer
    x = 15,757.34

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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.