Home / 13,242.68-19,861.80-4,006.52

Finding the Fourth Proportional to 13,242.68, 19,861.80 and 4,006.52

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Solution

The fourth proportional to 13,242.68, 19,861.80 and 4,006.52 is: 6,009.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,242.68 : 19,861.80 = 4,006.52 : x
  2. Step 2: Convert to fraction form
    13,242.68/19,861.80 = 4,006.52/x
  3. Step 3: Cross multiply
    13,242.68x = 19,861.80 × 4,006.52
  4. Step 4: Simplify right side
    13,242.68x = 79,576,698.94
  5. Step 5: Solve for x
    x = 79,576,698.94/13,242.68
  6. Step 6: Final answer
    x = 6,009.11

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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.