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Finding the Fourth Proportional to 46,661.40, 69,817.14 and 25,899.48

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Solution

The fourth proportional to 46,661.40, 69,817.14 and 25,899.48 is: 38,752.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,661.40 : 69,817.14 = 25,899.48 : x
  2. Step 2: Convert to fraction form
    46,661.40/69,817.14 = 25,899.48/x
  3. Step 3: Cross multiply
    46,661.40x = 69,817.14 × 25,899.48
  4. Step 4: Simplify right side
    46,661.40x = 1,808,227,621.09
  5. Step 5: Solve for x
    x = 1,808,227,621.09/46,661.40
  6. Step 6: Final answer
    x = 38,752.11

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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.