Home / 38,276.71-57,421.01-19,546.62

Finding the Fourth Proportional to 38,276.71, 57,421.01 and 19,546.62

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Solution

The fourth proportional to 38,276.71, 57,421.01 and 19,546.62 is: 29,322.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,276.71 : 57,421.01 = 19,546.62 : x
  2. Step 2: Convert to fraction form
    38,276.71/57,421.01 = 19,546.62/x
  3. Step 3: Cross multiply
    38,276.71x = 57,421.01 × 19,546.62
  4. Step 4: Simplify right side
    38,276.71x = 1,122,386,662.49
  5. Step 5: Solve for x
    x = 1,122,386,662.49/38,276.71
  6. Step 6: Final answer
    x = 29,322.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.