Home / 38,257.62-57,389.74-10,555.62

Finding the Fourth Proportional to 38,257.62, 57,389.74 and 10,555.62

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Solution

The fourth proportional to 38,257.62, 57,389.74 and 10,555.62 is: 15,834.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,257.62 : 57,389.74 = 10,555.62 : x
  2. Step 2: Convert to fraction form
    38,257.62/57,389.74 = 10,555.62/x
  3. Step 3: Cross multiply
    38,257.62x = 57,389.74 × 10,555.62
  4. Step 4: Simplify right side
    38,257.62x = 605,784,287.34
  5. Step 5: Solve for x
    x = 605,784,287.34/38,257.62
  6. Step 6: Final answer
    x = 15,834.34

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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.