Home / 38,602.02-57,884.52-18,857.46

Finding the Fourth Proportional to 38,602.02, 57,884.52 and 18,857.46

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Solution

The fourth proportional to 38,602.02, 57,884.52 and 18,857.46 is: 28,277.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,602.02 : 57,884.52 = 18,857.46 : x
  2. Step 2: Convert to fraction form
    38,602.02/57,884.52 = 18,857.46/x
  3. Step 3: Cross multiply
    38,602.02x = 57,884.52 × 18,857.46
  4. Step 4: Simplify right side
    38,602.02x = 1,091,555,020.52
  5. Step 5: Solve for x
    x = 1,091,555,020.52/38,602.02
  6. Step 6: Final answer
    x = 28,277.15

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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.