Home / 13,006.40-19,509.54-4,241.30

Finding the Fourth Proportional to 13,006.40, 19,509.54 and 4,241.30

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Solution

The fourth proportional to 13,006.40, 19,509.54 and 4,241.30 is: 6,361.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006.40 : 19,509.54 = 4,241.30 : x
  2. Step 2: Convert to fraction form
    13,006.40/19,509.54 = 4,241.30/x
  3. Step 3: Cross multiply
    13,006.40x = 19,509.54 × 4,241.30
  4. Step 4: Simplify right side
    13,006.40x = 82,745,812.00
  5. Step 5: Solve for x
    x = 82,745,812.00/13,006.40
  6. Step 6: Final answer
    x = 6,361.93

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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.