Home / 38,896.40-58,277.40-18,077.20

Finding the Fourth Proportional to 38,896.40, 58,277.40 and 18,077.20

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Solution

The fourth proportional to 38,896.40, 58,277.40 and 18,077.20 is: 27,084.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,896.40 : 58,277.40 = 18,077.20 : x
  2. Step 2: Convert to fraction form
    38,896.40/58,277.40 = 18,077.20/x
  3. Step 3: Cross multiply
    38,896.40x = 58,277.40 × 18,077.20
  4. Step 4: Simplify right side
    38,896.40x = 1,053,492,215.28
  5. Step 5: Solve for x
    x = 1,053,492,215.28/38,896.40
  6. Step 6: Final answer
    x = 27,084.57

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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.