Home / 31,393.06-47,029.44-30,337.83

Finding the Fourth Proportional to 31,393.06, 47,029.44 and 30,337.83

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Solution

The fourth proportional to 31,393.06, 47,029.44 and 30,337.83 is: 45,448.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,393.06 : 47,029.44 = 30,337.83 : x
  2. Step 2: Convert to fraction form
    31,393.06/47,029.44 = 30,337.83/x
  3. Step 3: Cross multiply
    31,393.06x = 47,029.44 × 30,337.83
  4. Step 4: Simplify right side
    31,393.06x = 1,426,771,155.72
  5. Step 5: Solve for x
    x = 1,426,771,155.72/31,393.06
  6. Step 6: Final answer
    x = 45,448.62

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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.