Home / 38,378.03-57,460.76-19,617.66

Finding the Fourth Proportional to 38,378.03, 57,460.76 and 19,617.66

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Solution

The fourth proportional to 38,378.03, 57,460.76 and 19,617.66 is: 29,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,378.03 : 57,460.76 = 19,617.66 : x
  2. Step 2: Convert to fraction form
    38,378.03/57,460.76 = 19,617.66/x
  3. Step 3: Cross multiply
    38,378.03x = 57,460.76 × 19,617.66
  4. Step 4: Simplify right side
    38,378.03x = 1,127,245,554.93
  5. Step 5: Solve for x
    x = 1,127,245,554.93/38,378.03
  6. Step 6: Final answer
    x = 29,372.16

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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.