Home / 38,211.75-52,732.62-21,444.75

Finding the Fourth Proportional to 38,211.75, 52,732.62 and 21,444.75

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Solution

The fourth proportional to 38,211.75, 52,732.62 and 21,444.75 is: 29,593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,211.75 : 52,732.62 = 21,444.75 : x
  2. Step 2: Convert to fraction form
    38,211.75/52,732.62 = 21,444.75/x
  3. Step 3: Cross multiply
    38,211.75x = 52,732.62 × 21,444.75
  4. Step 4: Simplify right side
    38,211.75x = 1,130,837,852.75
  5. Step 5: Solve for x
    x = 1,130,837,852.75/38,211.75
  6. Step 6: Final answer
    x = 29,593.98

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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.