Home / 37,866.20-52,255.08-20,870.44

Finding the Fourth Proportional to 37,866.20, 52,255.08 and 20,870.44

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Solution

The fourth proportional to 37,866.20, 52,255.08 and 20,870.44 is: 28,801.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,866.20 : 52,255.08 = 20,870.44 : x
  2. Step 2: Convert to fraction form
    37,866.20/52,255.08 = 20,870.44/x
  3. Step 3: Cross multiply
    37,866.20x = 52,255.08 × 20,870.44
  4. Step 4: Simplify right side
    37,866.20x = 1,090,586,381.20
  5. Step 5: Solve for x
    x = 1,090,586,381.20/37,866.20
  6. Step 6: Final answer
    x = 28,801.06

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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.