Home / 38,265.70-57,409.89-18,290.14

Finding the Fourth Proportional to 38,265.70, 57,409.89 and 18,290.14

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Solution

The fourth proportional to 38,265.70, 57,409.89 and 18,290.14 is: 27,440.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,265.70 : 57,409.89 = 18,290.14 : x
  2. Step 2: Convert to fraction form
    38,265.70/57,409.89 = 18,290.14/x
  3. Step 3: Cross multiply
    38,265.70x = 57,409.89 × 18,290.14
  4. Step 4: Simplify right side
    38,265.70x = 1,050,034,925.48
  5. Step 5: Solve for x
    x = 1,050,034,925.48/38,265.70
  6. Step 6: Final answer
    x = 27,440.63

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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.