Home / 29,282.48-43,838.04-18,155.60

Finding the Fourth Proportional to 29,282.48, 43,838.04 and 18,155.60

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Solution

The fourth proportional to 29,282.48, 43,838.04 and 18,155.60 is: 27,180.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,282.48 : 43,838.04 = 18,155.60 : x
  2. Step 2: Convert to fraction form
    29,282.48/43,838.04 = 18,155.60/x
  3. Step 3: Cross multiply
    29,282.48x = 43,838.04 × 18,155.60
  4. Step 4: Simplify right side
    29,282.48x = 795,905,919.02
  5. Step 5: Solve for x
    x = 795,905,919.02/29,282.48
  6. Step 6: Final answer
    x = 27,180.28

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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.