Home / 27,214.13-37,552.46-15,275.81

Finding the Fourth Proportional to 27,214.13, 37,552.46 and 15,275.81

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Solution

The fourth proportional to 27,214.13, 37,552.46 and 15,275.81 is: 21,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,214.13 : 37,552.46 = 15,275.81 : x
  2. Step 2: Convert to fraction form
    27,214.13/37,552.46 = 15,275.81/x
  3. Step 3: Cross multiply
    27,214.13x = 37,552.46 × 15,275.81
  4. Step 4: Simplify right side
    27,214.13x = 573,643,979.85
  5. Step 5: Solve for x
    x = 573,643,979.85/27,214.13
  6. Step 6: Final answer
    x = 21,078.91

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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.