Home / 34,452.83-47,552.31-21,021.20

Finding the Fourth Proportional to 34,452.83, 47,552.31 and 21,021.20

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Solution

The fourth proportional to 34,452.83, 47,552.31 and 21,021.20 is: 29,013.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,452.83 : 47,552.31 = 21,021.20 : x
  2. Step 2: Convert to fraction form
    34,452.83/47,552.31 = 21,021.20/x
  3. Step 3: Cross multiply
    34,452.83x = 47,552.31 × 21,021.20
  4. Step 4: Simplify right side
    34,452.83x = 999,606,618.97
  5. Step 5: Solve for x
    x = 999,606,618.97/34,452.83
  6. Step 6: Final answer
    x = 29,013.77

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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.