Home / 19,529.44-29,295.54-7,842.66

Finding the Fourth Proportional to 19,529.44, 29,295.54 and 7,842.66

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Solution

The fourth proportional to 19,529.44, 29,295.54 and 7,842.66 is: 11,764.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,529.44 : 29,295.54 = 7,842.66 : x
  2. Step 2: Convert to fraction form
    19,529.44/29,295.54 = 7,842.66/x
  3. Step 3: Cross multiply
    19,529.44x = 29,295.54 × 7,842.66
  4. Step 4: Simplify right side
    19,529.44x = 229,754,959.74
  5. Step 5: Solve for x
    x = 229,754,959.74/19,529.44
  6. Step 6: Final answer
    x = 11,764.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.