Home / 12,851.09-19,264.92-4,948.55

Finding the Fourth Proportional to 12,851.09, 19,264.92 and 4,948.55

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Solution

The fourth proportional to 12,851.09, 19,264.92 and 4,948.55 is: 7,418.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,851.09 : 19,264.92 = 4,948.55 : x
  2. Step 2: Convert to fraction form
    12,851.09/19,264.92 = 4,948.55/x
  3. Step 3: Cross multiply
    12,851.09x = 19,264.92 × 4,948.55
  4. Step 4: Simplify right side
    12,851.09x = 95,333,323.54
  5. Step 5: Solve for x
    x = 95,333,323.54/12,851.09
  6. Step 6: Final answer
    x = 7,418.31

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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.