Home / 23,116.80-34,650.36-9,975.36

Finding the Fourth Proportional to 23,116.80, 34,650.36 and 9,975.36

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Solution

The fourth proportional to 23,116.80, 34,650.36 and 9,975.36 is: 14,952.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,116.80 : 34,650.36 = 9,975.36 : x
  2. Step 2: Convert to fraction form
    23,116.80/34,650.36 = 9,975.36/x
  3. Step 3: Cross multiply
    23,116.80x = 34,650.36 × 9,975.36
  4. Step 4: Simplify right side
    23,116.80x = 345,649,815.13
  5. Step 5: Solve for x
    x = 345,649,815.13/23,116.80
  6. Step 6: Final answer
    x = 14,952.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.