Home / 34,450.29-47,546.60-21,029.31

Finding the Fourth Proportional to 34,450.29, 47,546.60 and 21,029.31

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Solution

The fourth proportional to 34,450.29, 47,546.60 and 21,029.31 is: 29,023.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,450.29 : 47,546.60 = 21,029.31 : x
  2. Step 2: Convert to fraction form
    34,450.29/47,546.60 = 21,029.31/x
  3. Step 3: Cross multiply
    34,450.29x = 47,546.60 × 21,029.31
  4. Step 4: Simplify right side
    34,450.29x = 999,872,085.70
  5. Step 5: Solve for x
    x = 999,872,085.70/34,450.29
  6. Step 6: Final answer
    x = 29,023.62

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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.