Home / 46,722.20-64,466.78-29,720.25

Finding the Fourth Proportional to 46,722.20, 64,466.78 and 29,720.25

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Solution

The fourth proportional to 46,722.20, 64,466.78 and 29,720.25 is: 41,007.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,722.20 : 64,466.78 = 29,720.25 : x
  2. Step 2: Convert to fraction form
    46,722.20/64,466.78 = 29,720.25/x
  3. Step 3: Cross multiply
    46,722.20x = 64,466.78 × 29,720.25
  4. Step 4: Simplify right side
    46,722.20x = 1,915,968,669.69
  5. Step 5: Solve for x
    x = 1,915,968,669.69/46,722.20
  6. Step 6: Final answer
    x = 41,007.68

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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.