Home / 38,106.44-52,586.78-21,110.71

Finding the Fourth Proportional to 38,106.44, 52,586.78 and 21,110.71

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Solution

The fourth proportional to 38,106.44, 52,586.78 and 21,110.71 is: 29,132.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,106.44 : 52,586.78 = 21,110.71 : x
  2. Step 2: Convert to fraction form
    38,106.44/52,586.78 = 21,110.71/x
  3. Step 3: Cross multiply
    38,106.44x = 52,586.78 × 21,110.71
  4. Step 4: Simplify right side
    38,106.44x = 1,110,144,262.41
  5. Step 5: Solve for x
    x = 1,110,144,262.41/38,106.44
  6. Step 6: Final answer
    x = 29,132.72

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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.