Home / 38,126.93-57,209.87-18,159.01

Finding the Fourth Proportional to 38,126.93, 57,209.87 and 18,159.01

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Solution

The fourth proportional to 38,126.93, 57,209.87 and 18,159.01 is: 27,247.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,126.93 : 57,209.87 = 18,159.01 : x
  2. Step 2: Convert to fraction form
    38,126.93/57,209.87 = 18,159.01/x
  3. Step 3: Cross multiply
    38,126.93x = 57,209.87 × 18,159.01
  4. Step 4: Simplify right side
    38,126.93x = 1,038,874,601.43
  5. Step 5: Solve for x
    x = 1,038,874,601.43/38,126.93
  6. Step 6: Final answer
    x = 27,247.79

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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.