Home / 32,807.12-45,295.56-20,250.32

Finding the Fourth Proportional to 32,807.12, 45,295.56 and 20,250.32

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Solution

The fourth proportional to 32,807.12, 45,295.56 and 20,250.32 is: 27,958.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,807.12 : 45,295.56 = 20,250.32 : x
  2. Step 2: Convert to fraction form
    32,807.12/45,295.56 = 20,250.32/x
  3. Step 3: Cross multiply
    32,807.12x = 45,295.56 × 20,250.32
  4. Step 4: Simplify right side
    32,807.12x = 917,249,584.58
  5. Step 5: Solve for x
    x = 917,249,584.58/32,807.12
  6. Step 6: Final answer
    x = 27,958.86

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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.