Home / 29,276.03-40,400.94-15,847.24

Finding the Fourth Proportional to 29,276.03, 40,400.94 and 15,847.24

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Solution

The fourth proportional to 29,276.03, 40,400.94 and 15,847.24 is: 21,869.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,276.03 : 40,400.94 = 15,847.24 : x
  2. Step 2: Convert to fraction form
    29,276.03/40,400.94 = 15,847.24/x
  3. Step 3: Cross multiply
    29,276.03x = 40,400.94 × 15,847.24
  4. Step 4: Simplify right side
    29,276.03x = 640,243,502.33
  5. Step 5: Solve for x
    x = 640,243,502.33/29,276.03
  6. Step 6: Final answer
    x = 21,869.21

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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.