Home / 39,116.07-58,677.12-12,823.47

Finding the Fourth Proportional to 39,116.07, 58,677.12 and 12,823.47

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Solution

The fourth proportional to 39,116.07, 58,677.12 and 12,823.47 is: 19,236.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,116.07 : 58,677.12 = 12,823.47 : x
  2. Step 2: Convert to fraction form
    39,116.07/58,677.12 = 12,823.47/x
  3. Step 3: Cross multiply
    39,116.07x = 58,677.12 × 12,823.47
  4. Step 4: Simplify right side
    39,116.07x = 752,444,288.01
  5. Step 5: Solve for x
    x = 752,444,288.01/39,116.07
  6. Step 6: Final answer
    x = 19,236.19

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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.