Home / 31,189.77-46,785.01-9,003.36

Finding the Fourth Proportional to 31,189.77, 46,785.01 and 9,003.36

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Solution

The fourth proportional to 31,189.77, 46,785.01 and 9,003.36 is: 13,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,189.77 : 46,785.01 = 9,003.36 : x
  2. Step 2: Convert to fraction form
    31,189.77/46,785.01 = 9,003.36/x
  3. Step 3: Cross multiply
    31,189.77x = 46,785.01 × 9,003.36
  4. Step 4: Simplify right side
    31,189.77x = 421,222,031.20
  5. Step 5: Solve for x
    x = 421,222,031.20/31,189.77
  6. Step 6: Final answer
    x = 13,505.13

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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.