Home / 12,949.76-19,424.06-4,064.87

Finding the Fourth Proportional to 12,949.76, 19,424.06 and 4,064.87

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Solution

The fourth proportional to 12,949.76, 19,424.06 and 4,064.87 is: 6,097.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,949.76 : 19,424.06 = 4,064.87 : x
  2. Step 2: Convert to fraction form
    12,949.76/19,424.06 = 4,064.87/x
  3. Step 3: Cross multiply
    12,949.76x = 19,424.06 × 4,064.87
  4. Step 4: Simplify right side
    12,949.76x = 78,956,307.01
  5. Step 5: Solve for x
    x = 78,956,307.01/12,949.76
  6. Step 6: Final answer
    x = 6,097.13

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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.