Home / 32,699.82-45,124.65-18,359.58

Finding the Fourth Proportional to 32,699.82, 45,124.65 and 18,359.58

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Solution

The fourth proportional to 32,699.82, 45,124.65 and 18,359.58 is: 25,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,699.82 : 45,124.65 = 18,359.58 : x
  2. Step 2: Convert to fraction form
    32,699.82/45,124.65 = 18,359.58/x
  3. Step 3: Cross multiply
    32,699.82x = 45,124.65 × 18,359.58
  4. Step 4: Simplify right side
    32,699.82x = 828,469,621.65
  5. Step 5: Solve for x
    x = 828,469,621.65/32,699.82
  6. Step 6: Final answer
    x = 25,335.60

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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.