Home / 16,458.64-22,707.30-9,379.96

Finding the Fourth Proportional to 16,458.64, 22,707.30 and 9,379.96

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Solution

The fourth proportional to 16,458.64, 22,707.30 and 9,379.96 is: 12,941.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,458.64 : 22,707.30 = 9,379.96 : x
  2. Step 2: Convert to fraction form
    16,458.64/22,707.30 = 9,379.96/x
  3. Step 3: Cross multiply
    16,458.64x = 22,707.30 × 9,379.96
  4. Step 4: Simplify right side
    16,458.64x = 212,993,565.71
  5. Step 5: Solve for x
    x = 212,993,565.71/16,458.64
  6. Step 6: Final answer
    x = 12,941.14

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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.