Home / 14,920.76-22,379.96-6,601.08

Finding the Fourth Proportional to 14,920.76, 22,379.96 and 6,601.08

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Solution

The fourth proportional to 14,920.76, 22,379.96 and 6,601.08 is: 9,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920.76 : 22,379.96 = 6,601.08 : x
  2. Step 2: Convert to fraction form
    14,920.76/22,379.96 = 6,601.08/x
  3. Step 3: Cross multiply
    14,920.76x = 22,379.96 × 6,601.08
  4. Step 4: Simplify right side
    14,920.76x = 147,731,906.36
  5. Step 5: Solve for x
    x = 147,731,906.36/14,920.76
  6. Step 6: Final answer
    x = 9,901.10

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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.