Home / 12,935.68-19,407.36-6,018.56

Finding the Fourth Proportional to 12,935.68, 19,407.36 and 6,018.56

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Solution

The fourth proportional to 12,935.68, 19,407.36 and 6,018.56 is: 9,029.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,935.68 : 19,407.36 = 6,018.56 : x
  2. Step 2: Convert to fraction form
    12,935.68/19,407.36 = 6,018.56/x
  3. Step 3: Cross multiply
    12,935.68x = 19,407.36 × 6,018.56
  4. Step 4: Simplify right side
    12,935.68x = 116,804,360.60
  5. Step 5: Solve for x
    x = 116,804,360.60/12,935.68
  6. Step 6: Final answer
    x = 9,029.63

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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.