Home / 26,681.00-39,947.58-13,468.68

Finding the Fourth Proportional to 26,681.00, 39,947.58 and 13,468.68

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Solution

The fourth proportional to 26,681.00, 39,947.58 and 13,468.68 is: 20,165.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,681.00 : 39,947.58 = 13,468.68 : x
  2. Step 2: Convert to fraction form
    26,681.00/39,947.58 = 13,468.68/x
  3. Step 3: Cross multiply
    26,681.00x = 39,947.58 × 13,468.68
  4. Step 4: Simplify right side
    26,681.00x = 538,041,171.79
  5. Step 5: Solve for x
    x = 538,041,171.79/26,681.00
  6. Step 6: Final answer
    x = 20,165.71

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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.