Home / 38,786.68-58,176.76-15,406.84

Finding the Fourth Proportional to 38,786.68, 58,176.76 and 15,406.84

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Solution

The fourth proportional to 38,786.68, 58,176.76 and 15,406.84 is: 23,108.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,786.68 : 58,176.76 = 15,406.84 : x
  2. Step 2: Convert to fraction form
    38,786.68/58,176.76 = 15,406.84/x
  3. Step 3: Cross multiply
    38,786.68x = 58,176.76 × 15,406.84
  4. Step 4: Simplify right side
    38,786.68x = 896,320,033.04
  5. Step 5: Solve for x
    x = 896,320,033.04/38,786.68
  6. Step 6: Final answer
    x = 23,108.97

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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.