Home / 26,266.50-36,242.82-15,657.12

Finding the Fourth Proportional to 26,266.50, 36,242.82 and 15,657.12

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Solution

The fourth proportional to 26,266.50, 36,242.82 and 15,657.12 is: 21,603.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,266.50 : 36,242.82 = 15,657.12 : x
  2. Step 2: Convert to fraction form
    26,266.50/36,242.82 = 15,657.12/x
  3. Step 3: Cross multiply
    26,266.50x = 36,242.82 × 15,657.12
  4. Step 4: Simplify right side
    26,266.50x = 567,458,181.88
  5. Step 5: Solve for x
    x = 567,458,181.88/26,266.50
  6. Step 6: Final answer
    x = 21,603.87

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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.