Home / 38,785.06-58,174.33-15,405.22

Finding the Fourth Proportional to 38,785.06, 58,174.33 and 15,405.22

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Solution

The fourth proportional to 38,785.06, 58,174.33 and 15,405.22 is: 23,106.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,785.06 : 58,174.33 = 15,405.22 : x
  2. Step 2: Convert to fraction form
    38,785.06/58,174.33 = 15,405.22/x
  3. Step 3: Cross multiply
    38,785.06x = 58,174.33 × 15,405.22
  4. Step 4: Simplify right side
    38,785.06x = 896,188,099.64
  5. Step 5: Solve for x
    x = 896,188,099.64/38,785.06
  6. Step 6: Final answer
    x = 23,106.53

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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.