Home / 29,228.21-43,847.81-9,512.40

Finding the Fourth Proportional to 29,228.21, 43,847.81 and 9,512.40

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Solution

The fourth proportional to 29,228.21, 43,847.81 and 9,512.40 is: 14,270.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,228.21 : 43,847.81 = 9,512.40 : x
  2. Step 2: Convert to fraction form
    29,228.21/43,847.81 = 9,512.40/x
  3. Step 3: Cross multiply
    29,228.21x = 43,847.81 × 9,512.40
  4. Step 4: Simplify right side
    29,228.21x = 417,097,860.28
  5. Step 5: Solve for x
    x = 417,097,860.28/29,228.21
  6. Step 6: Final answer
    x = 14,270.39

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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.