Home / 35,220.72-48,604.60-21,073.52

Finding the Fourth Proportional to 35,220.72, 48,604.60 and 21,073.52

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Solution

The fourth proportional to 35,220.72, 48,604.60 and 21,073.52 is: 29,081.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,220.72 : 48,604.60 = 21,073.52 : x
  2. Step 2: Convert to fraction form
    35,220.72/48,604.60 = 21,073.52/x
  3. Step 3: Cross multiply
    35,220.72x = 48,604.60 × 21,073.52
  4. Step 4: Simplify right side
    35,220.72x = 1,024,270,010.19
  5. Step 5: Solve for x
    x = 1,024,270,010.19/35,220.72
  6. Step 6: Final answer
    x = 29,081.46

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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.