Home / 14,234.06-21,351.10-4,374.48

Finding the Fourth Proportional to 14,234.06, 21,351.10 and 4,374.48

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Solution

The fourth proportional to 14,234.06, 21,351.10 and 4,374.48 is: 6,561.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234.06 : 21,351.10 = 4,374.48 : x
  2. Step 2: Convert to fraction form
    14,234.06/21,351.10 = 4,374.48/x
  3. Step 3: Cross multiply
    14,234.06x = 21,351.10 × 4,374.48
  4. Step 4: Simplify right side
    14,234.06x = 93,399,959.93
  5. Step 5: Solve for x
    x = 93,399,959.93/14,234.06
  6. Step 6: Final answer
    x = 6,561.72

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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.