Home / 14,766.15-20,379.05-9,323.12

Finding the Fourth Proportional to 14,766.15, 20,379.05 and 9,323.12

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Solution

The fourth proportional to 14,766.15, 20,379.05 and 9,323.12 is: 12,867.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,766.15 : 20,379.05 = 9,323.12 : x
  2. Step 2: Convert to fraction form
    14,766.15/20,379.05 = 9,323.12/x
  3. Step 3: Cross multiply
    14,766.15x = 20,379.05 × 9,323.12
  4. Step 4: Simplify right side
    14,766.15x = 189,996,180.13
  5. Step 5: Solve for x
    x = 189,996,180.13/14,766.15
  6. Step 6: Final answer
    x = 12,867.01

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1.5x scale

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.