Home / 14,152.96-19,517.76-9,112.32

Finding the Fourth Proportional to 14,152.96, 19,517.76 and 9,112.32

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Solution

The fourth proportional to 14,152.96, 19,517.76 and 9,112.32 is: 12,566.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,152.96 : 19,517.76 = 9,112.32 : x
  2. Step 2: Convert to fraction form
    14,152.96/19,517.76 = 9,112.32/x
  3. Step 3: Cross multiply
    14,152.96x = 19,517.76 × 9,112.32
  4. Step 4: Simplify right side
    14,152.96x = 177,852,074.80
  5. Step 5: Solve for x
    x = 177,852,074.80/14,152.96
  6. Step 6: Final answer
    x = 12,566.42

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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.