Home / 27,175.15-37,501.13-15,238.23

Finding the Fourth Proportional to 27,175.15, 37,501.13 and 15,238.23

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Solution

The fourth proportional to 27,175.15, 37,501.13 and 15,238.23 is: 21,028.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,175.15 : 37,501.13 = 15,238.23 : x
  2. Step 2: Convert to fraction form
    27,175.15/37,501.13 = 15,238.23/x
  3. Step 3: Cross multiply
    27,175.15x = 37,501.13 × 15,238.23
  4. Step 4: Simplify right side
    27,175.15x = 571,450,655.95
  5. Step 5: Solve for x
    x = 571,450,655.95/27,175.15
  6. Step 6: Final answer
    x = 21,028.43

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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.