Home / 31,001.93-46,495.83-8,809.81

Finding the Fourth Proportional to 31,001.93, 46,495.83 and 8,809.81

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Solution

The fourth proportional to 31,001.93, 46,495.83 and 8,809.81 is: 13,212.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,001.93 : 46,495.83 = 8,809.81 : x
  2. Step 2: Convert to fraction form
    31,001.93/46,495.83 = 8,809.81/x
  3. Step 3: Cross multiply
    31,001.93x = 46,495.83 × 8,809.81
  4. Step 4: Simplify right side
    31,001.93x = 409,619,311.85
  5. Step 5: Solve for x
    x = 409,619,311.85/31,001.93
  6. Step 6: Final answer
    x = 13,212.70

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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.