Home / 14,623.32-21,921.06-4,755.66

Finding the Fourth Proportional to 14,623.32, 21,921.06 and 4,755.66

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Solution

The fourth proportional to 14,623.32, 21,921.06 and 4,755.66 is: 7,128.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,623.32 : 21,921.06 = 4,755.66 : x
  2. Step 2: Convert to fraction form
    14,623.32/21,921.06 = 4,755.66/x
  3. Step 3: Cross multiply
    14,623.32x = 21,921.06 × 4,755.66
  4. Step 4: Simplify right side
    14,623.32x = 104,249,108.20
  5. Step 5: Solve for x
    x = 104,249,108.20/14,623.32
  6. Step 6: Final answer
    x = 7,128.96

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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.