Home / 34,480.90-47,580.69-19,372.37

Finding the Fourth Proportional to 34,480.90, 47,580.69 and 19,372.37

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Solution

The fourth proportional to 34,480.90, 47,580.69 and 19,372.37 is: 26,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,480.90 : 47,580.69 = 19,372.37 : x
  2. Step 2: Convert to fraction form
    34,480.90/47,580.69 = 19,372.37/x
  3. Step 3: Cross multiply
    34,480.90x = 47,580.69 × 19,372.37
  4. Step 4: Simplify right side
    34,480.90x = 921,750,731.54
  5. Step 5: Solve for x
    x = 921,750,731.54/34,480.90
  6. Step 6: Final answer
    x = 26,732.22

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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.