Home / 14,909.36-22,381.32-7,997.36

Finding the Fourth Proportional to 14,909.36, 22,381.32 and 7,997.36

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Solution

The fourth proportional to 14,909.36, 22,381.32 and 7,997.36 is: 12,005.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,909.36 : 22,381.32 = 7,997.36 : x
  2. Step 2: Convert to fraction form
    14,909.36/22,381.32 = 7,997.36/x
  3. Step 3: Cross multiply
    14,909.36x = 22,381.32 × 7,997.36
  4. Step 4: Simplify right side
    14,909.36x = 178,991,473.32
  5. Step 5: Solve for x
    x = 178,991,473.32/14,909.36
  6. Step 6: Final answer
    x = 12,005.31

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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.