Home / 15,008.08-22,512.42-4,619.82

Finding the Fourth Proportional to 15,008.08, 22,512.42 and 4,619.82

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Solution

The fourth proportional to 15,008.08, 22,512.42 and 4,619.82 is: 6,929.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,008.08 : 22,512.42 = 4,619.82 : x
  2. Step 2: Convert to fraction form
    15,008.08/22,512.42 = 4,619.82/x
  3. Step 3: Cross multiply
    15,008.08x = 22,512.42 × 4,619.82
  4. Step 4: Simplify right side
    15,008.08x = 104,003,328.16
  5. Step 5: Solve for x
    x = 104,003,328.16/15,008.08
  6. Step 6: Final answer
    x = 6,929.82

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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.