Home / 27,135.41-37,448.59-15,199.48

Finding the Fourth Proportional to 27,135.41, 37,448.59 and 15,199.48

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Solution

The fourth proportional to 27,135.41, 37,448.59 and 15,199.48 is: 20,976.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,135.41 : 37,448.59 = 15,199.48 : x
  2. Step 2: Convert to fraction form
    27,135.41/37,448.59 = 15,199.48/x
  3. Step 3: Cross multiply
    27,135.41x = 37,448.59 × 15,199.48
  4. Step 4: Simplify right side
    27,135.41x = 569,199,048.61
  5. Step 5: Solve for x
    x = 569,199,048.61/27,135.41
  6. Step 6: Final answer
    x = 20,976.25

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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.