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Finding the Fourth Proportional to 46,944.70, 70,409.68 and 15,354.51

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Solution

The fourth proportional to 46,944.70, 70,409.68 and 15,354.51 is: 23,029.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,944.70 : 70,409.68 = 15,354.51 : x
  2. Step 2: Convert to fraction form
    46,944.70/70,409.68 = 15,354.51/x
  3. Step 3: Cross multiply
    46,944.70x = 70,409.68 × 15,354.51
  4. Step 4: Simplify right side
    46,944.70x = 1,081,106,135.66
  5. Step 5: Solve for x
    x = 1,081,106,135.66/46,944.70
  6. Step 6: Final answer
    x = 23,029.35

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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.