Home / 29,784.80-44,612.40-18,077.60

Finding the Fourth Proportional to 29,784.80, 44,612.40 and 18,077.60

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Solution

The fourth proportional to 29,784.80, 44,612.40 and 18,077.60 is: 27,077.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,784.80 : 44,612.40 = 18,077.60 : x
  2. Step 2: Convert to fraction form
    29,784.80/44,612.40 = 18,077.60/x
  3. Step 3: Cross multiply
    29,784.80x = 44,612.40 × 18,077.60
  4. Step 4: Simplify right side
    29,784.80x = 806,485,122.24
  5. Step 5: Solve for x
    x = 806,485,122.24/29,784.80
  6. Step 6: Final answer
    x = 27,077.07

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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.