Home / 31,309.04-46,969.70-11,587.76

Finding the Fourth Proportional to 31,309.04, 46,969.70 and 11,587.76

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Solution

The fourth proportional to 31,309.04, 46,969.70 and 11,587.76 is: 17,383.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,309.04 : 46,969.70 = 11,587.76 : x
  2. Step 2: Convert to fraction form
    31,309.04/46,969.70 = 11,587.76/x
  3. Step 3: Cross multiply
    31,309.04x = 46,969.70 × 11,587.76
  4. Step 4: Simplify right side
    31,309.04x = 544,273,318.08
  5. Step 5: Solve for x
    x = 544,273,318.08/31,309.04
  6. Step 6: Final answer
    x = 17,383.91

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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.