Home / 38,569.64-57,798.30-18,825.80

Finding the Fourth Proportional to 38,569.64, 57,798.30 and 18,825.80

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Solution

The fourth proportional to 38,569.64, 57,798.30 and 18,825.80 is: 28,211.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,569.64 : 57,798.30 = 18,825.80 : x
  2. Step 2: Convert to fraction form
    38,569.64/57,798.30 = 18,825.80/x
  3. Step 3: Cross multiply
    38,569.64x = 57,798.30 × 18,825.80
  4. Step 4: Simplify right side
    38,569.64x = 1,088,099,236.14
  5. Step 5: Solve for x
    x = 1,088,099,236.14/38,569.64
  6. Step 6: Final answer
    x = 28,211.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.