Home / 34,324.98-47,366.18-19,215.09

Finding the Fourth Proportional to 34,324.98, 47,366.18 and 19,215.09

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Solution

The fourth proportional to 34,324.98, 47,366.18 and 19,215.09 is: 26,515.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,324.98 : 47,366.18 = 19,215.09 : x
  2. Step 2: Convert to fraction form
    34,324.98/47,366.18 = 19,215.09/x
  3. Step 3: Cross multiply
    34,324.98x = 47,366.18 × 19,215.09
  4. Step 4: Simplify right side
    34,324.98x = 910,145,411.66
  5. Step 5: Solve for x
    x = 910,145,411.66/34,324.98
  6. Step 6: Final answer
    x = 26,515.54

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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.