Home / 17,147.50-23,650.48-14,761.40

Finding the Fourth Proportional to 17,147.50, 23,650.48 and 14,761.40

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Solution

The fourth proportional to 17,147.50, 23,650.48 and 14,761.40 is: 20,359.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,147.50 : 23,650.48 = 14,761.40 : x
  2. Step 2: Convert to fraction form
    17,147.50/23,650.48 = 14,761.40/x
  3. Step 3: Cross multiply
    17,147.50x = 23,650.48 × 14,761.40
  4. Step 4: Simplify right side
    17,147.50x = 349,114,195.47
  5. Step 5: Solve for x
    x = 349,114,195.47/17,147.50
  6. Step 6: Final answer
    x = 20,359.48

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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.