Home / 38,665.28-53,388.24-29,698.58

Finding the Fourth Proportional to 38,665.28, 53,388.24 and 29,698.58

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Solution

The fourth proportional to 38,665.28, 53,388.24 and 29,698.58 is: 41,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,665.28 : 53,388.24 = 29,698.58 : x
  2. Step 2: Convert to fraction form
    38,665.28/53,388.24 = 29,698.58/x
  3. Step 3: Cross multiply
    38,665.28x = 53,388.24 × 29,698.58
  4. Step 4: Simplify right side
    38,665.28x = 1,585,554,916.70
  5. Step 5: Solve for x
    x = 1,585,554,916.70/38,665.28
  6. Step 6: Final answer
    x = 41,007.20

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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.