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Finding the Fourth Proportional to 46,692, 64,434.96 and 25,471.35

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Solution

The fourth proportional to 46,692, 64,434.96 and 25,471.35 is: 35,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,692 : 64,434.96 = 25,471.35 : x
  2. Step 2: Convert to fraction form
    46,692/64,434.96 = 25,471.35/x
  3. Step 3: Cross multiply
    46,692x = 64,434.96 × 25,471.35
  4. Step 4: Simplify right side
    46,692x = 1,641,245,418.40
  5. Step 5: Solve for x
    x = 1,641,245,418.40/46,692
  6. Step 6: Final answer
    x = 35,150.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.