Home / 16,790.26-23,167.98-9,715.31

Finding the Fourth Proportional to 16,790.26, 23,167.98 and 9,715.31

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Solution

The fourth proportional to 16,790.26, 23,167.98 and 9,715.31 is: 13,405.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,790.26 : 23,167.98 = 9,715.31 : x
  2. Step 2: Convert to fraction form
    16,790.26/23,167.98 = 9,715.31/x
  3. Step 3: Cross multiply
    16,790.26x = 23,167.98 × 9,715.31
  4. Step 4: Simplify right side
    16,790.26x = 225,084,202.13
  5. Step 5: Solve for x
    x = 225,084,202.13/16,790.26
  6. Step 6: Final answer
    x = 13,405.64

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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.