Home / 38,900.32-58,350.48-31,072.48

Finding the Fourth Proportional to 38,900.32, 58,350.48 and 31,072.48

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Solution

The fourth proportional to 38,900.32, 58,350.48 and 31,072.48 is: 46,608.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,900.32 : 58,350.48 = 31,072.48 : x
  2. Step 2: Convert to fraction form
    38,900.32/58,350.48 = 31,072.48/x
  3. Step 3: Cross multiply
    38,900.32x = 58,350.48 × 31,072.48
  4. Step 4: Simplify right side
    38,900.32x = 1,813,094,122.79
  5. Step 5: Solve for x
    x = 1,813,094,122.79/38,900.32
  6. Step 6: Final answer
    x = 46,608.72

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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.