Home / 13,272.64-19,921.27-6,703.44

Finding the Fourth Proportional to 13,272.64, 19,921.27 and 6,703.44

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Solution

The fourth proportional to 13,272.64, 19,921.27 and 6,703.44 is: 10,061.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,272.64 : 19,921.27 = 6,703.44 : x
  2. Step 2: Convert to fraction form
    13,272.64/19,921.27 = 6,703.44/x
  3. Step 3: Cross multiply
    13,272.64x = 19,921.27 × 6,703.44
  4. Step 4: Simplify right side
    13,272.64x = 133,541,038.17
  5. Step 5: Solve for x
    x = 133,541,038.17/13,272.64
  6. Step 6: Final answer
    x = 10,061.38

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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.