Home / 26,737.65-36,858.66-20,353.12

Finding the Fourth Proportional to 26,737.65, 36,858.66 and 20,353.12

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Solution

The fourth proportional to 26,737.65, 36,858.66 and 20,353.12 is: 28,057.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,737.65 : 36,858.66 = 20,353.12 : x
  2. Step 2: Convert to fraction form
    26,737.65/36,858.66 = 20,353.12/x
  3. Step 3: Cross multiply
    26,737.65x = 36,858.66 × 20,353.12
  4. Step 4: Simplify right side
    26,737.65x = 750,188,730.02
  5. Step 5: Solve for x
    x = 750,188,730.02/26,737.65
  6. Step 6: Final answer
    x = 28,057.39

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1.5x scale

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.