Home / 12,744.24-19,111.47-4,951.23

Finding the Fourth Proportional to 12,744.24, 19,111.47 and 4,951.23

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Solution

The fourth proportional to 12,744.24, 19,111.47 and 4,951.23 is: 7,424.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,744.24 : 19,111.47 = 4,951.23 : x
  2. Step 2: Convert to fraction form
    12,744.24/19,111.47 = 4,951.23/x
  3. Step 3: Cross multiply
    12,744.24x = 19,111.47 × 4,951.23
  4. Step 4: Simplify right side
    12,744.24x = 94,625,283.61
  5. Step 5: Solve for x
    x = 94,625,283.61/12,744.24
  6. Step 6: Final answer
    x = 7,424.95

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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.