Home / 14,776.96-22,165.20-6,991.36

Finding the Fourth Proportional to 14,776.96, 22,165.20 and 6,991.36

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Solution

The fourth proportional to 14,776.96, 22,165.20 and 6,991.36 is: 10,486.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,776.96 : 22,165.20 = 6,991.36 : x
  2. Step 2: Convert to fraction form
    14,776.96/22,165.20 = 6,991.36/x
  3. Step 3: Cross multiply
    14,776.96x = 22,165.20 × 6,991.36
  4. Step 4: Simplify right side
    14,776.96x = 154,964,892.67
  5. Step 5: Solve for x
    x = 154,964,892.67/14,776.96
  6. Step 6: Final answer
    x = 10,486.93

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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.