Home / 23,089.26-31,847.99-15,919.47

Finding the Fourth Proportional to 23,089.26, 31,847.99 and 15,919.47

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Solution

The fourth proportional to 23,089.26, 31,847.99 and 15,919.47 is: 21,958.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,089.26 : 31,847.99 = 15,919.47 : x
  2. Step 2: Convert to fraction form
    23,089.26/31,847.99 = 15,919.47/x
  3. Step 3: Cross multiply
    23,089.26x = 31,847.99 × 15,919.47
  4. Step 4: Simplify right side
    23,089.26x = 507,003,280.59
  5. Step 5: Solve for x
    x = 507,003,280.59/23,089.26
  6. Step 6: Final answer
    x = 21,958.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.