Home / 27,148.62-37,462.59-15,212.46

Finding the Fourth Proportional to 27,148.62, 37,462.59 and 15,212.46

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Solution

The fourth proportional to 27,148.62, 37,462.59 and 15,212.46 is: 20,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,148.62 : 37,462.59 = 15,212.46 : x
  2. Step 2: Convert to fraction form
    27,148.62/37,462.59 = 15,212.46/x
  3. Step 3: Cross multiply
    27,148.62x = 37,462.59 × 15,212.46
  4. Step 4: Simplify right side
    27,148.62x = 569,898,151.87
  5. Step 5: Solve for x
    x = 569,898,151.87/27,148.62
  6. Step 6: Final answer
    x = 20,991.79

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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.