Home / 12,736.08-19,096.68-7,545.60

Finding the Fourth Proportional to 12,736.08, 19,096.68 and 7,545.60

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Solution

The fourth proportional to 12,736.08, 19,096.68 and 7,545.60 is: 11,313.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736.08 : 19,096.68 = 7,545.60 : x
  2. Step 2: Convert to fraction form
    12,736.08/19,096.68 = 7,545.60/x
  3. Step 3: Cross multiply
    12,736.08x = 19,096.68 × 7,545.60
  4. Step 4: Simplify right side
    12,736.08x = 144,095,908.61
  5. Step 5: Solve for x
    x = 144,095,908.61/12,736.08
  6. Step 6: Final answer
    x = 11,313.99

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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.