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Finding the Fourth Proportional to 46,930.51, 70,395.01 and 11,392.11

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Solution

The fourth proportional to 46,930.51, 70,395.01 and 11,392.11 is: 17,087.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,930.51 : 70,395.01 = 11,392.11 : x
  2. Step 2: Convert to fraction form
    46,930.51/70,395.01 = 11,392.11/x
  3. Step 3: Cross multiply
    46,930.51x = 70,395.01 × 11,392.11
  4. Step 4: Simplify right side
    46,930.51x = 801,947,668.89
  5. Step 5: Solve for x
    x = 801,947,668.89/46,930.51
  6. Step 6: Final answer
    x = 17,087.98

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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.