Home / 38,253.65-52,788.98-21,257.46

Finding the Fourth Proportional to 38,253.65, 52,788.98 and 21,257.46

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Solution

The fourth proportional to 38,253.65, 52,788.98 and 21,257.46 is: 29,334.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,253.65 : 52,788.98 = 21,257.46 : x
  2. Step 2: Convert to fraction form
    38,253.65/52,788.98 = 21,257.46/x
  3. Step 3: Cross multiply
    38,253.65x = 52,788.98 × 21,257.46
  4. Step 4: Simplify right side
    38,253.65x = 1,122,159,524.50
  5. Step 5: Solve for x
    x = 1,122,159,524.50/38,253.65
  6. Step 6: Final answer
    x = 29,334.71

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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.