Home / 12,746.36-19,114.14-4,949.84

Finding the Fourth Proportional to 12,746.36, 19,114.14 and 4,949.84

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Solution

The fourth proportional to 12,746.36, 19,114.14 and 4,949.84 is: 7,422.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746.36 : 19,114.14 = 4,949.84 : x
  2. Step 2: Convert to fraction form
    12,746.36/19,114.14 = 4,949.84/x
  3. Step 3: Cross multiply
    12,746.36x = 19,114.14 × 4,949.84
  4. Step 4: Simplify right side
    12,746.36x = 94,611,934.74
  5. Step 5: Solve for x
    x = 94,611,934.74/12,746.36
  6. Step 6: Final answer
    x = 7,422.66

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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.