Home / 23,316.18-32,181.30-15,359.10

Finding the Fourth Proportional to 23,316.18, 32,181.30 and 15,359.10

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Solution

The fourth proportional to 23,316.18, 32,181.30 and 15,359.10 is: 21,198.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,316.18 : 32,181.30 = 15,359.10 : x
  2. Step 2: Convert to fraction form
    23,316.18/32,181.30 = 15,359.10/x
  3. Step 3: Cross multiply
    23,316.18x = 32,181.30 × 15,359.10
  4. Step 4: Simplify right side
    23,316.18x = 494,275,804.83
  5. Step 5: Solve for x
    x = 494,275,804.83/23,316.18
  6. Step 6: Final answer
    x = 21,198.83

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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.