Home / 14,694.30-20,272.77-9,661.23

Finding the Fourth Proportional to 14,694.30, 20,272.77 and 9,661.23

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Solution

The fourth proportional to 14,694.30, 20,272.77 and 9,661.23 is: 13,328.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,694.30 : 20,272.77 = 9,661.23 : x
  2. Step 2: Convert to fraction form
    14,694.30/20,272.77 = 9,661.23/x
  3. Step 3: Cross multiply
    14,694.30x = 20,272.77 × 9,661.23
  4. Step 4: Simplify right side
    14,694.30x = 195,859,893.71
  5. Step 5: Solve for x
    x = 195,859,893.71/14,694.30
  6. Step 6: Final answer
    x = 13,328.97

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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.