Home / 26,261.36-39,397.90-9,621.04

Finding the Fourth Proportional to 26,261.36, 39,397.90 and 9,621.04

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Solution

The fourth proportional to 26,261.36, 39,397.90 and 9,621.04 is: 14,433.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,261.36 : 39,397.90 = 9,621.04 : x
  2. Step 2: Convert to fraction form
    26,261.36/39,397.90 = 9,621.04/x
  3. Step 3: Cross multiply
    26,261.36x = 39,397.90 × 9,621.04
  4. Step 4: Simplify right side
    26,261.36x = 379,048,771.82
  5. Step 5: Solve for x
    x = 379,048,771.82/26,261.36
  6. Step 6: Final answer
    x = 14,433.71

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1.5x scale

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.