Home / 14,664.26-20,239.62-8,699.24

Finding the Fourth Proportional to 14,664.26, 20,239.62 and 8,699.24

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Solution

The fourth proportional to 14,664.26, 20,239.62 and 8,699.24 is: 12,006.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.26 : 20,239.62 = 8,699.24 : x
  2. Step 2: Convert to fraction form
    14,664.26/20,239.62 = 8,699.24/x
  3. Step 3: Cross multiply
    14,664.26x = 20,239.62 × 8,699.24
  4. Step 4: Simplify right side
    14,664.26x = 176,069,311.89
  5. Step 5: Solve for x
    x = 176,069,311.89/14,664.26
  6. Step 6: Final answer
    x = 12,006.70

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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.