Home / 13,300.54-19,963.12-6,731.34

Finding the Fourth Proportional to 13,300.54, 19,963.12 and 6,731.34

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Solution

The fourth proportional to 13,300.54, 19,963.12 and 6,731.34 is: 10,103.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,300.54 : 19,963.12 = 6,731.34 : x
  2. Step 2: Convert to fraction form
    13,300.54/19,963.12 = 6,731.34/x
  3. Step 3: Cross multiply
    13,300.54x = 19,963.12 × 6,731.34
  4. Step 4: Simplify right side
    13,300.54x = 134,378,548.18
  5. Step 5: Solve for x
    x = 134,378,548.18/13,300.54
  6. Step 6: Final answer
    x = 10,103.24

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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.