Home / 32,866.29-45,364.05-20,283.75

Finding the Fourth Proportional to 32,866.29, 45,364.05 and 20,283.75

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Solution

The fourth proportional to 32,866.29, 45,364.05 and 20,283.75 is: 27,996.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,866.29 : 45,364.05 = 20,283.75 : x
  2. Step 2: Convert to fraction form
    32,866.29/45,364.05 = 20,283.75/x
  3. Step 3: Cross multiply
    32,866.29x = 45,364.05 × 20,283.75
  4. Step 4: Simplify right side
    32,866.29x = 920,153,049.19
  5. Step 5: Solve for x
    x = 920,153,049.19/32,866.29
  6. Step 6: Final answer
    x = 27,996.86

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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.