Home / 46,401.28-64,032-25,179.84

Finding the Fourth Proportional to 46,401.28, 64,032 and 25,179.84

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Solution

The fourth proportional to 46,401.28, 64,032 and 25,179.84 is: 34,747.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,401.28 : 64,032 = 25,179.84 : x
  2. Step 2: Convert to fraction form
    46,401.28/64,032 = 25,179.84/x
  3. Step 3: Cross multiply
    46,401.28x = 64,032 × 25,179.84
  4. Step 4: Simplify right side
    46,401.28x = 1,612,315,514.88
  5. Step 5: Solve for x
    x = 1,612,315,514.88/46,401.28
  6. Step 6: Final answer
    x = 34,747.22

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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.