Home / 38,541.49-57,811.59-11,523.90

Finding the Fourth Proportional to 38,541.49, 57,811.59 and 11,523.90

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Solution

The fourth proportional to 38,541.49, 57,811.59 and 11,523.90 is: 17,285.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,541.49 : 57,811.59 = 11,523.90 : x
  2. Step 2: Convert to fraction form
    38,541.49/57,811.59 = 11,523.90/x
  3. Step 3: Cross multiply
    38,541.49x = 57,811.59 × 11,523.90
  4. Step 4: Simplify right side
    38,541.49x = 666,214,735.32
  5. Step 5: Solve for x
    x = 666,214,735.32/38,541.49
  6. Step 6: Final answer
    x = 17,285.65

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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.