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Finding the Fourth Proportional to 46,627.25, 69,970.02 and 18,925.25

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Solution

The fourth proportional to 46,627.25, 69,970.02 and 18,925.25 is: 28,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,627.25 : 69,970.02 = 18,925.25 : x
  2. Step 2: Convert to fraction form
    46,627.25/69,970.02 = 18,925.25/x
  3. Step 3: Cross multiply
    46,627.25x = 69,970.02 × 18,925.25
  4. Step 4: Simplify right side
    46,627.25x = 1,324,200,121.01
  5. Step 5: Solve for x
    x = 1,324,200,121.01/46,627.25
  6. Step 6: Final answer
    x = 28,399.70

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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.