Home / 11,005.64-16,477.32-9,967.76

Finding the Fourth Proportional to 11,005.64, 16,477.32 and 9,967.76

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Solution

The fourth proportional to 11,005.64, 16,477.32 and 9,967.76 is: 14,923.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.64 : 16,477.32 = 9,967.76 : x
  2. Step 2: Convert to fraction form
    11,005.64/16,477.32 = 9,967.76/x
  3. Step 3: Cross multiply
    11,005.64x = 16,477.32 × 9,967.76
  4. Step 4: Simplify right side
    11,005.64x = 164,241,971.20
  5. Step 5: Solve for x
    x = 164,241,971.20/11,005.64
  6. Step 6: Final answer
    x = 14,923.44

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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.