Home / 33,816.60-50,732.10-10,445.40

Finding the Fourth Proportional to 33,816.60, 50,732.10 and 10,445.40

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Solution

The fourth proportional to 33,816.60, 50,732.10 and 10,445.40 is: 15,670.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,816.60 : 50,732.10 = 10,445.40 : x
  2. Step 2: Convert to fraction form
    33,816.60/50,732.10 = 10,445.40/x
  3. Step 3: Cross multiply
    33,816.60x = 50,732.10 × 10,445.40
  4. Step 4: Simplify right side
    33,816.60x = 529,917,077.34
  5. Step 5: Solve for x
    x = 529,917,077.34/33,816.60
  6. Step 6: Final answer
    x = 15,670.32

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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.