Home / 19,480.92-29,225.70-9,087

Finding the Fourth Proportional to 19,480.92, 29,225.70 and 9,087

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Solution

The fourth proportional to 19,480.92, 29,225.70 and 9,087 is: 13,632.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480.92 : 29,225.70 = 9,087 : x
  2. Step 2: Convert to fraction form
    19,480.92/29,225.70 = 9,087/x
  3. Step 3: Cross multiply
    19,480.92x = 29,225.70 × 9,087
  4. Step 4: Simplify right side
    19,480.92x = 265,573,935.90
  5. Step 5: Solve for x
    x = 265,573,935.90/19,480.92
  6. Step 6: Final answer
    x = 13,632.52

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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.