Home / 31,187.24-46,753.12-11,461.18

Finding the Fourth Proportional to 31,187.24, 46,753.12 and 11,461.18

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Solution

The fourth proportional to 31,187.24, 46,753.12 and 11,461.18 is: 17,181.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,187.24 : 46,753.12 = 11,461.18 : x
  2. Step 2: Convert to fraction form
    31,187.24/46,753.12 = 11,461.18/x
  3. Step 3: Cross multiply
    31,187.24x = 46,753.12 × 11,461.18
  4. Step 4: Simplify right side
    31,187.24x = 535,845,632.81
  5. Step 5: Solve for x
    x = 535,845,632.81/31,187.24
  6. Step 6: Final answer
    x = 17,181.57

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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.