Home / 38,355.13-57,533.41-10,653.85

Finding the Fourth Proportional to 38,355.13, 57,533.41 and 10,653.85

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Solution

The fourth proportional to 38,355.13, 57,533.41 and 10,653.85 is: 15,980.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,355.13 : 57,533.41 = 10,653.85 : x
  2. Step 2: Convert to fraction form
    38,355.13/57,533.41 = 10,653.85/x
  3. Step 3: Cross multiply
    38,355.13x = 57,533.41 × 10,653.85
  4. Step 4: Simplify right side
    38,355.13x = 612,952,320.13
  5. Step 5: Solve for x
    x = 612,952,320.13/38,355.13
  6. Step 6: Final answer
    x = 15,980.97

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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.