Home / 38,407.37-57,596.47-21,778.88

Finding the Fourth Proportional to 38,407.37, 57,596.47 and 21,778.88

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Solution

The fourth proportional to 38,407.37, 57,596.47 and 21,778.88 is: 32,660.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,407.37 : 57,596.47 = 21,778.88 : x
  2. Step 2: Convert to fraction form
    38,407.37/57,596.47 = 21,778.88/x
  3. Step 3: Cross multiply
    38,407.37x = 57,596.47 × 21,778.88
  4. Step 4: Simplify right side
    38,407.37x = 1,254,386,266.12
  5. Step 5: Solve for x
    x = 1,254,386,266.12/38,407.37
  6. Step 6: Final answer
    x = 32,660.04

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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.