Home / 19,447.61-29,171.21-6,299.69

Finding the Fourth Proportional to 19,447.61, 29,171.21 and 6,299.69

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Solution

The fourth proportional to 19,447.61, 29,171.21 and 6,299.69 is: 9,449.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,447.61 : 29,171.21 = 6,299.69 : x
  2. Step 2: Convert to fraction form
    19,447.61/29,171.21 = 6,299.69/x
  3. Step 3: Cross multiply
    19,447.61x = 29,171.21 × 6,299.69
  4. Step 4: Simplify right side
    19,447.61x = 183,769,402.57
  5. Step 5: Solve for x
    x = 183,769,402.57/19,447.61
  6. Step 6: Final answer
    x = 9,449.46

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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.