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Finding the Fourth Proportional to 46,908.78, 64,734.21 and 25,398.75

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Solution

The fourth proportional to 46,908.78, 64,734.21 and 25,398.75 is: 35,050.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,908.78 : 64,734.21 = 25,398.75 : x
  2. Step 2: Convert to fraction form
    46,908.78/64,734.21 = 25,398.75/x
  3. Step 3: Cross multiply
    46,908.78x = 64,734.21 × 25,398.75
  4. Step 4: Simplify right side
    46,908.78x = 1,644,168,016.24
  5. Step 5: Solve for x
    x = 1,644,168,016.24/46,908.78
  6. Step 6: Final answer
    x = 35,050.33

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1.5x scale

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.