Home / 32,772.69-45,230.15-18,627.66

Finding the Fourth Proportional to 32,772.69, 45,230.15 and 18,627.66

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Solution

The fourth proportional to 32,772.69, 45,230.15 and 18,627.66 is: 25,708.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,772.69 : 45,230.15 = 18,627.66 : x
  2. Step 2: Convert to fraction form
    32,772.69/45,230.15 = 18,627.66/x
  3. Step 3: Cross multiply
    32,772.69x = 45,230.15 × 18,627.66
  4. Step 4: Simplify right side
    32,772.69x = 842,531,536.66
  5. Step 5: Solve for x
    x = 842,531,536.66/32,772.69
  6. Step 6: Final answer
    x = 25,708.35

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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.