Home / 14,668.86-20,233.80-9,633.36

Finding the Fourth Proportional to 14,668.86, 20,233.80 and 9,633.36

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Solution

The fourth proportional to 14,668.86, 20,233.80 and 9,633.36 is: 13,287.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,668.86 : 20,233.80 = 9,633.36 : x
  2. Step 2: Convert to fraction form
    14,668.86/20,233.80 = 9,633.36/x
  3. Step 3: Cross multiply
    14,668.86x = 20,233.80 × 9,633.36
  4. Step 4: Simplify right side
    14,668.86x = 194,919,479.57
  5. Step 5: Solve for x
    x = 194,919,479.57/14,668.86
  6. Step 6: Final answer
    x = 13,287.98

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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.