Home / 38,148.23-57,119.83-21,483.29

Finding the Fourth Proportional to 38,148.23, 57,119.83 and 21,483.29

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Solution

The fourth proportional to 38,148.23, 57,119.83 and 21,483.29 is: 32,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,148.23 : 57,119.83 = 21,483.29 : x
  2. Step 2: Convert to fraction form
    38,148.23/57,119.83 = 21,483.29/x
  3. Step 3: Cross multiply
    38,148.23x = 57,119.83 × 21,483.29
  4. Step 4: Simplify right side
    38,148.23x = 1,227,122,082.58
  5. Step 5: Solve for x
    x = 1,227,122,082.58/38,148.23
  6. Step 6: Final answer
    x = 32,167.21

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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.