Home / 38,213.98-52,727.16-23,103.64

Finding the Fourth Proportional to 38,213.98, 52,727.16 and 23,103.64

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Solution

The fourth proportional to 38,213.98, 52,727.16 and 23,103.64 is: 31,878.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,213.98 : 52,727.16 = 23,103.64 : x
  2. Step 2: Convert to fraction form
    38,213.98/52,727.16 = 23,103.64/x
  3. Step 3: Cross multiply
    38,213.98x = 52,727.16 × 23,103.64
  4. Step 4: Simplify right side
    38,213.98x = 1,218,189,322.86
  5. Step 5: Solve for x
    x = 1,218,189,322.86/38,213.98
  6. Step 6: Final answer
    x = 31,878.11

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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.