Home / 16,381.04-22,606.44-9,308.66

Finding the Fourth Proportional to 16,381.04, 22,606.44 and 9,308.66

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Solution

The fourth proportional to 16,381.04, 22,606.44 and 9,308.66 is: 12,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,381.04 : 22,606.44 = 9,308.66 : x
  2. Step 2: Convert to fraction form
    16,381.04/22,606.44 = 9,308.66/x
  3. Step 3: Cross multiply
    16,381.04x = 22,606.44 × 9,308.66
  4. Step 4: Simplify right side
    16,381.04x = 210,435,663.77
  5. Step 5: Solve for x
    x = 210,435,663.77/16,381.04
  6. Step 6: Final answer
    x = 12,846.29

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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.