Home / 36,627.61-54,843-30,132.22

Finding the Fourth Proportional to 36,627.61, 54,843 and 30,132.22

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Solution

The fourth proportional to 36,627.61, 54,843 and 30,132.22 is: 45,117.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,627.61 : 54,843 = 30,132.22 : x
  2. Step 2: Convert to fraction form
    36,627.61/54,843 = 30,132.22/x
  3. Step 3: Cross multiply
    36,627.61x = 54,843 × 30,132.22
  4. Step 4: Simplify right side
    36,627.61x = 1,652,541,341.46
  5. Step 5: Solve for x
    x = 1,652,541,341.46/36,627.61
  6. Step 6: Final answer
    x = 45,117.37

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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.