Home / 11,955.24-16,498.53-6,921.18

Finding the Fourth Proportional to 11,955.24, 16,498.53 and 6,921.18

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Solution

The fourth proportional to 11,955.24, 16,498.53 and 6,921.18 is: 9,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,955.24 : 16,498.53 = 6,921.18 : x
  2. Step 2: Convert to fraction form
    11,955.24/16,498.53 = 6,921.18/x
  3. Step 3: Cross multiply
    11,955.24x = 16,498.53 × 6,921.18
  4. Step 4: Simplify right side
    11,955.24x = 114,189,295.87
  5. Step 5: Solve for x
    x = 114,189,295.87/11,955.24
  6. Step 6: Final answer
    x = 9,551.40

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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.