Home / 38,747.19-58,113.09-10,659.99

Finding the Fourth Proportional to 38,747.19, 58,113.09 and 10,659.99

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Solution

The fourth proportional to 38,747.19, 58,113.09 and 10,659.99 is: 15,987.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,747.19 : 58,113.09 = 10,659.99 : x
  2. Step 2: Convert to fraction form
    38,747.19/58,113.09 = 10,659.99/x
  3. Step 3: Cross multiply
    38,747.19x = 58,113.09 × 10,659.99
  4. Step 4: Simplify right side
    38,747.19x = 619,484,958.27
  5. Step 5: Solve for x
    x = 619,484,958.27/38,747.19
  6. Step 6: Final answer
    x = 15,987.87

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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.