Home / 27,212.52-37,550.37-15,277.17

Finding the Fourth Proportional to 27,212.52, 37,550.37 and 15,277.17

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Solution

The fourth proportional to 27,212.52, 37,550.37 and 15,277.17 is: 21,080.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,212.52 : 37,550.37 = 15,277.17 : x
  2. Step 2: Convert to fraction form
    27,212.52/37,550.37 = 15,277.17/x
  3. Step 3: Cross multiply
    27,212.52x = 37,550.37 × 15,277.17
  4. Step 4: Simplify right side
    27,212.52x = 573,663,386.05
  5. Step 5: Solve for x
    x = 573,663,386.05/27,212.52
  6. Step 6: Final answer
    x = 21,080.86

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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.