Home / 14,911.36-22,384.32-7,999.36

Finding the Fourth Proportional to 14,911.36, 22,384.32 and 7,999.36

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Solution

The fourth proportional to 14,911.36, 22,384.32 and 7,999.36 is: 12,008.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,911.36 : 22,384.32 = 7,999.36 : x
  2. Step 2: Convert to fraction form
    14,911.36/22,384.32 = 7,999.36/x
  3. Step 3: Cross multiply
    14,911.36x = 22,384.32 × 7,999.36
  4. Step 4: Simplify right side
    14,911.36x = 179,060,234.04
  5. Step 5: Solve for x
    x = 179,060,234.04/14,911.36
  6. Step 6: Final answer
    x = 12,008.31

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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.