Home / 27,008.80-40,537.20-15,901.60

Finding the Fourth Proportional to 27,008.80, 40,537.20 and 15,901.60

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Solution

The fourth proportional to 27,008.80, 40,537.20 and 15,901.60 is: 23,866.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,008.80 : 40,537.20 = 15,901.60 : x
  2. Step 2: Convert to fraction form
    27,008.80/40,537.20 = 15,901.60/x
  3. Step 3: Cross multiply
    27,008.80x = 40,537.20 × 15,901.60
  4. Step 4: Simplify right side
    27,008.80x = 644,606,339.52
  5. Step 5: Solve for x
    x = 644,606,339.52/27,008.80
  6. Step 6: Final answer
    x = 23,866.53

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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.