Home / 39,993.71-59,950.77-18,896.37

Finding the Fourth Proportional to 39,993.71, 59,950.77 and 18,896.37

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Solution

The fourth proportional to 39,993.71, 59,950.77 and 18,896.37 is: 28,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,993.71 : 59,950.77 = 18,896.37 : x
  2. Step 2: Convert to fraction form
    39,993.71/59,950.77 = 18,896.37/x
  3. Step 3: Cross multiply
    39,993.71x = 59,950.77 × 18,896.37
  4. Step 4: Simplify right side
    39,993.71x = 1,132,851,931.70
  5. Step 5: Solve for x
    x = 1,132,851,931.70/39,993.71
  6. Step 6: Final answer
    x = 28,325.76

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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.