Home / 30,865.09-46,165.77-25,768.30

Finding the Fourth Proportional to 30,865.09, 46,165.77 and 25,768.30

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Solution

The fourth proportional to 30,865.09, 46,165.77 and 25,768.30 is: 38,542.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,865.09 : 46,165.77 = 25,768.30 : x
  2. Step 2: Convert to fraction form
    30,865.09/46,165.77 = 25,768.30/x
  3. Step 3: Cross multiply
    30,865.09x = 46,165.77 × 25,768.30
  4. Step 4: Simplify right side
    30,865.09x = 1,189,613,411.09
  5. Step 5: Solve for x
    x = 1,189,613,411.09/30,865.09
  6. Step 6: Final answer
    x = 38,542.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.