Home / 27,053.78-37,334.42-15,117.62

Finding the Fourth Proportional to 27,053.78, 37,334.42 and 15,117.62

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Solution

The fourth proportional to 27,053.78, 37,334.42 and 15,117.62 is: 20,862.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,053.78 : 37,334.42 = 15,117.62 : x
  2. Step 2: Convert to fraction form
    27,053.78/37,334.42 = 15,117.62/x
  3. Step 3: Cross multiply
    27,053.78x = 37,334.42 × 15,117.62
  4. Step 4: Simplify right side
    27,053.78x = 564,407,574.48
  5. Step 5: Solve for x
    x = 564,407,574.48/27,053.78
  6. Step 6: Final answer
    x = 20,862.43

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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.