Home / 26,916.68-37,187.15-20,565.50

Finding the Fourth Proportional to 26,916.68, 37,187.15 and 20,565.50

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Solution

The fourth proportional to 26,916.68, 37,187.15 and 20,565.50 is: 28,412.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,916.68 : 37,187.15 = 20,565.50 : x
  2. Step 2: Convert to fraction form
    26,916.68/37,187.15 = 20,565.50/x
  3. Step 3: Cross multiply
    26,916.68x = 37,187.15 × 20,565.50
  4. Step 4: Simplify right side
    26,916.68x = 764,772,333.33
  5. Step 5: Solve for x
    x = 764,772,333.33/26,916.68
  6. Step 6: Final answer
    x = 28,412.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.