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Finding the Fourth Proportional to 46,015.70, 69,013.22 and 17,926.11

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Solution

The fourth proportional to 46,015.70, 69,013.22 and 17,926.11 is: 26,885.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,015.70 : 69,013.22 = 17,926.11 : x
  2. Step 2: Convert to fraction form
    46,015.70/69,013.22 = 17,926.11/x
  3. Step 3: Cross multiply
    46,015.70x = 69,013.22 × 17,926.11
  4. Step 4: Simplify right side
    46,015.70x = 1,237,138,483.54
  5. Step 5: Solve for x
    x = 1,237,138,483.54/46,015.70
  6. Step 6: Final answer
    x = 26,885.14

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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.