Home / 27,070.11-37,356.78-15,133.44

Finding the Fourth Proportional to 27,070.11, 37,356.78 and 15,133.44

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Solution

The fourth proportional to 27,070.11, 37,356.78 and 15,133.44 is: 20,884.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,070.11 : 37,356.78 = 15,133.44 : x
  2. Step 2: Convert to fraction form
    27,070.11/37,356.78 = 15,133.44/x
  3. Step 3: Cross multiply
    27,070.11x = 37,356.78 × 15,133.44
  4. Step 4: Simplify right side
    27,070.11x = 565,336,588.72
  5. Step 5: Solve for x
    x = 565,336,588.72/27,070.11
  6. Step 6: Final answer
    x = 20,884.16

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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.