Home / 19,347.93-29,021.90-8,252.55

Finding the Fourth Proportional to 19,347.93, 29,021.90 and 8,252.55

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Solution

The fourth proportional to 19,347.93, 29,021.90 and 8,252.55 is: 12,378.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,347.93 : 29,021.90 = 8,252.55 : x
  2. Step 2: Convert to fraction form
    19,347.93/29,021.90 = 8,252.55/x
  3. Step 3: Cross multiply
    19,347.93x = 29,021.90 × 8,252.55
  4. Step 4: Simplify right side
    19,347.93x = 239,504,639.58
  5. Step 5: Solve for x
    x = 239,504,639.58/19,347.93
  6. Step 6: Final answer
    x = 12,378.83

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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.