Home / 15,933.09-23,899.64-7,587.81

Finding the Fourth Proportional to 15,933.09, 23,899.64 and 7,587.81

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Solution

The fourth proportional to 15,933.09, 23,899.64 and 7,587.81 is: 11,381.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,933.09 : 23,899.64 = 7,587.81 : x
  2. Step 2: Convert to fraction form
    15,933.09/23,899.64 = 7,587.81/x
  3. Step 3: Cross multiply
    15,933.09x = 23,899.64 × 7,587.81
  4. Step 4: Simplify right side
    15,933.09x = 181,345,932.13
  5. Step 5: Solve for x
    x = 181,345,932.13/15,933.09
  6. Step 6: Final answer
    x = 11,381.72

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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.