Home / 38,905.32-58,357.98-31,077.48

Finding the Fourth Proportional to 38,905.32, 58,357.98 and 31,077.48

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Solution

The fourth proportional to 38,905.32, 58,357.98 and 31,077.48 is: 46,616.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,905.32 : 58,357.98 = 31,077.48 : x
  2. Step 2: Convert to fraction form
    38,905.32/58,357.98 = 31,077.48/x
  3. Step 3: Cross multiply
    38,905.32x = 58,357.98 × 31,077.48
  4. Step 4: Simplify right side
    38,905.32x = 1,813,618,956.29
  5. Step 5: Solve for x
    x = 1,813,618,956.29/38,905.32
  6. Step 6: Final answer
    x = 46,616.22

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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.