Home / 38,276.56-52,823.41-21,282.54

Finding the Fourth Proportional to 38,276.56, 52,823.41 and 21,282.54

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Solution

The fourth proportional to 38,276.56, 52,823.41 and 21,282.54 is: 29,370.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,276.56 : 52,823.41 = 21,282.54 : x
  2. Step 2: Convert to fraction form
    38,276.56/52,823.41 = 21,282.54/x
  3. Step 3: Cross multiply
    38,276.56x = 52,823.41 × 21,282.54
  4. Step 4: Simplify right side
    38,276.56x = 1,124,216,361.91
  5. Step 5: Solve for x
    x = 1,124,216,361.91/38,276.56
  6. Step 6: Final answer
    x = 29,370.89

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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.