Home / 14,704.29-20,284.16-9,317.22

Finding the Fourth Proportional to 14,704.29, 20,284.16 and 9,317.22

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Solution

The fourth proportional to 14,704.29, 20,284.16 and 9,317.22 is: 12,852.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,704.29 : 20,284.16 = 9,317.22 : x
  2. Step 2: Convert to fraction form
    14,704.29/20,284.16 = 9,317.22/x
  3. Step 3: Cross multiply
    14,704.29x = 20,284.16 × 9,317.22
  4. Step 4: Simplify right side
    14,704.29x = 188,991,934.65
  5. Step 5: Solve for x
    x = 188,991,934.65/14,704.29
  6. Step 6: Final answer
    x = 12,852.84

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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.