Home / 38,333.07-57,480.15-17,538.75

Finding the Fourth Proportional to 38,333.07, 57,480.15 and 17,538.75

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Solution

The fourth proportional to 38,333.07, 57,480.15 and 17,538.75 is: 26,299.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,333.07 : 57,480.15 = 17,538.75 : x
  2. Step 2: Convert to fraction form
    38,333.07/57,480.15 = 17,538.75/x
  3. Step 3: Cross multiply
    38,333.07x = 57,480.15 × 17,538.75
  4. Step 4: Simplify right side
    38,333.07x = 1,008,129,980.81
  5. Step 5: Solve for x
    x = 1,008,129,980.81/38,333.07
  6. Step 6: Final answer
    x = 26,299.22

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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.