Home / 31,119.39-46,845.14-27,904.50

Finding the Fourth Proportional to 31,119.39, 46,845.14 and 27,904.50

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Solution

The fourth proportional to 31,119.39, 46,845.14 and 27,904.50 is: 42,005.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,119.39 : 46,845.14 = 27,904.50 : x
  2. Step 2: Convert to fraction form
    31,119.39/46,845.14 = 27,904.50/x
  3. Step 3: Cross multiply
    31,119.39x = 46,845.14 × 27,904.50
  4. Step 4: Simplify right side
    31,119.39x = 1,307,190,069.61
  5. Step 5: Solve for x
    x = 1,307,190,069.61/31,119.39
  6. Step 6: Final answer
    x = 42,005.65

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.