Home / 39,515.37-54,531.26-22,518.87

Finding the Fourth Proportional to 39,515.37, 54,531.26 and 22,518.87

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Solution

The fourth proportional to 39,515.37, 54,531.26 and 22,518.87 is: 31,076.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,515.37 : 54,531.26 = 22,518.87 : x
  2. Step 2: Convert to fraction form
    39,515.37/54,531.26 = 22,518.87/x
  3. Step 3: Cross multiply
    39,515.37x = 54,531.26 × 22,518.87
  4. Step 4: Simplify right side
    39,515.37x = 1,227,982,354.88
  5. Step 5: Solve for x
    x = 1,227,982,354.88/39,515.37
  6. Step 6: Final answer
    x = 31,076.07

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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.