Home / 13,056.66-18,005.04-11,616.54

Finding the Fourth Proportional to 13,056.66, 18,005.04 and 11,616.54

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Solution

The fourth proportional to 13,056.66, 18,005.04 and 11,616.54 is: 16,019.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.66 : 18,005.04 = 11,616.54 : x
  2. Step 2: Convert to fraction form
    13,056.66/18,005.04 = 11,616.54/x
  3. Step 3: Cross multiply
    13,056.66x = 18,005.04 × 11,616.54
  4. Step 4: Simplify right side
    13,056.66x = 209,156,267.36
  5. Step 5: Solve for x
    x = 209,156,267.36/13,056.66
  6. Step 6: Final answer
    x = 16,019.12

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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.