Home / 38,605.36-57,916.56-21,973.24

Finding the Fourth Proportional to 38,605.36, 57,916.56 and 21,973.24

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Solution

The fourth proportional to 38,605.36, 57,916.56 and 21,973.24 is: 32,964.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,605.36 : 57,916.56 = 21,973.24 : x
  2. Step 2: Convert to fraction form
    38,605.36/57,916.56 = 21,973.24/x
  3. Step 3: Cross multiply
    38,605.36x = 57,916.56 × 21,973.24
  4. Step 4: Simplify right side
    38,605.36x = 1,272,614,472.85
  5. Step 5: Solve for x
    x = 1,272,614,472.85/38,605.36
  6. Step 6: Final answer
    x = 32,964.71

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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.