Home / 38,908.67-58,371.53-12,616.07

Finding the Fourth Proportional to 38,908.67, 58,371.53 and 12,616.07

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Solution

The fourth proportional to 38,908.67, 58,371.53 and 12,616.07 is: 18,926.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,908.67 : 58,371.53 = 12,616.07 : x
  2. Step 2: Convert to fraction form
    38,908.67/58,371.53 = 12,616.07/x
  3. Step 3: Cross multiply
    38,908.67x = 58,371.53 × 12,616.07
  4. Step 4: Simplify right side
    38,908.67x = 736,418,953.55
  5. Step 5: Solve for x
    x = 736,418,953.55/38,908.67
  6. Step 6: Final answer
    x = 18,926.86

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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.