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Finding the Fourth Proportional to 46,631, 64,350.81 and 25,410.26

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Solution

The fourth proportional to 46,631, 64,350.81 and 25,410.26 is: 35,066.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,631 : 64,350.81 = 25,410.26 : x
  2. Step 2: Convert to fraction form
    46,631/64,350.81 = 25,410.26/x
  3. Step 3: Cross multiply
    46,631x = 64,350.81 × 25,410.26
  4. Step 4: Simplify right side
    46,631x = 1,635,170,813.31
  5. Step 5: Solve for x
    x = 1,635,170,813.31/46,631
  6. Step 6: Final answer
    x = 35,066.18

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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.