Home / 22,460.08-30,995.10-12,388.92

Finding the Fourth Proportional to 22,460.08, 30,995.10 and 12,388.92

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Solution

The fourth proportional to 22,460.08, 30,995.10 and 12,388.92 is: 17,096.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,460.08 : 30,995.10 = 12,388.92 : x
  2. Step 2: Convert to fraction form
    22,460.08/30,995.10 = 12,388.92/x
  3. Step 3: Cross multiply
    22,460.08x = 30,995.10 × 12,388.92
  4. Step 4: Simplify right side
    22,460.08x = 383,995,814.29
  5. Step 5: Solve for x
    x = 383,995,814.29/22,460.08
  6. Step 6: Final answer
    x = 17,096.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.