Home / 38,310.00-57,518.31-19,602.95

Finding the Fourth Proportional to 38,310.00, 57,518.31 and 19,602.95

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Solution

The fourth proportional to 38,310.00, 57,518.31 and 19,602.95 is: 29,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,310.00 : 57,518.31 = 19,602.95 : x
  2. Step 2: Convert to fraction form
    38,310.00/57,518.31 = 19,602.95/x
  3. Step 3: Cross multiply
    38,310.00x = 57,518.31 × 19,602.95
  4. Step 4: Simplify right side
    38,310.00x = 1,127,528,169.41
  5. Step 5: Solve for x
    x = 1,127,528,169.41/38,310.00
  6. Step 6: Final answer
    x = 29,431.70

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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.