Home / 16,664.40-22,999.68-10,697.40

Finding the Fourth Proportional to 16,664.40, 22,999.68 and 10,697.40

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Solution

The fourth proportional to 16,664.40, 22,999.68 and 10,697.40 is: 14,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,664.40 : 22,999.68 = 10,697.40 : x
  2. Step 2: Convert to fraction form
    16,664.40/22,999.68 = 10,697.40/x
  3. Step 3: Cross multiply
    16,664.40x = 22,999.68 × 10,697.40
  4. Step 4: Simplify right side
    16,664.40x = 246,036,776.83
  5. Step 5: Solve for x
    x = 246,036,776.83/16,664.40
  6. Step 6: Final answer
    x = 14,764.21

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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.