Home / 27,459.19-37,891.32-15,976.22

Finding the Fourth Proportional to 27,459.19, 37,891.32 and 15,976.22

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Solution

The fourth proportional to 27,459.19, 37,891.32 and 15,976.22 is: 22,045.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,459.19 : 37,891.32 = 15,976.22 : x
  2. Step 2: Convert to fraction form
    27,459.19/37,891.32 = 15,976.22/x
  3. Step 3: Cross multiply
    27,459.19x = 37,891.32 × 15,976.22
  4. Step 4: Simplify right side
    27,459.19x = 605,360,073.11
  5. Step 5: Solve for x
    x = 605,360,073.11/27,459.19
  6. Step 6: Final answer
    x = 22,045.81

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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.