Home / 13,963.08-19,264.24-8,655.96

Finding the Fourth Proportional to 13,963.08, 19,264.24 and 8,655.96

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Solution

The fourth proportional to 13,963.08, 19,264.24 and 8,655.96 is: 11,942.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.08 : 19,264.24 = 8,655.96 : x
  2. Step 2: Convert to fraction form
    13,963.08/19,264.24 = 8,655.96/x
  3. Step 3: Cross multiply
    13,963.08x = 19,264.24 × 8,655.96
  4. Step 4: Simplify right side
    13,963.08x = 166,750,490.87
  5. Step 5: Solve for x
    x = 166,750,490.87/13,963.08
  6. Step 6: Final answer
    x = 11,942.24

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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.