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Finding the Fourth Proportional to 46,707.25, 64,456.01 and 29,940.25

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Solution

The fourth proportional to 46,707.25, 64,456.01 and 29,940.25 is: 41,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,707.25 : 64,456.01 = 29,940.25 : x
  2. Step 2: Convert to fraction form
    46,707.25/64,456.01 = 29,940.25/x
  3. Step 3: Cross multiply
    46,707.25x = 64,456.01 × 29,940.25
  4. Step 4: Simplify right side
    46,707.25x = 1,929,828,903.70
  5. Step 5: Solve for x
    x = 1,929,828,903.70/46,707.25
  6. Step 6: Final answer
    x = 41,317.55

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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.