Home / 37,090.85-55,643.56-13,717.49

Finding the Fourth Proportional to 37,090.85, 55,643.56 and 13,717.49

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Solution

The fourth proportional to 37,090.85, 55,643.56 and 13,717.49 is: 20,578.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,090.85 : 55,643.56 = 13,717.49 : x
  2. Step 2: Convert to fraction form
    37,090.85/55,643.56 = 13,717.49/x
  3. Step 3: Cross multiply
    37,090.85x = 55,643.56 × 13,717.49
  4. Step 4: Simplify right side
    37,090.85x = 763,289,665.35
  5. Step 5: Solve for x
    x = 763,289,665.35/37,090.85
  6. Step 6: Final answer
    x = 20,578.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.