Home / 31,844.86-47,768.36-14,314.74

Finding the Fourth Proportional to 31,844.86, 47,768.36 and 14,314.74

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Solution

The fourth proportional to 31,844.86, 47,768.36 and 14,314.74 is: 21,472.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,844.86 : 47,768.36 = 14,314.74 : x
  2. Step 2: Convert to fraction form
    31,844.86/47,768.36 = 14,314.74/x
  3. Step 3: Cross multiply
    31,844.86x = 47,768.36 × 14,314.74
  4. Step 4: Simplify right side
    31,844.86x = 683,791,402.92
  5. Step 5: Solve for x
    x = 683,791,402.92/31,844.86
  6. Step 6: Final answer
    x = 21,472.58

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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.