Home / 26,216.10-36,157.35-18,545.70

Finding the Fourth Proportional to 26,216.10, 36,157.35 and 18,545.70

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Solution

The fourth proportional to 26,216.10, 36,157.35 and 18,545.70 is: 25,578.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,216.10 : 36,157.35 = 18,545.70 : x
  2. Step 2: Convert to fraction form
    26,216.10/36,157.35 = 18,545.70/x
  3. Step 3: Cross multiply
    26,216.10x = 36,157.35 × 18,545.70
  4. Step 4: Simplify right side
    26,216.10x = 670,563,365.90
  5. Step 5: Solve for x
    x = 670,563,365.90/26,216.10
  6. Step 6: Final answer
    x = 25,578.30

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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.