Home / 35,394.20-48,842.58-20,858.24

Finding the Fourth Proportional to 35,394.20, 48,842.58 and 20,858.24

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Solution

The fourth proportional to 35,394.20, 48,842.58 and 20,858.24 is: 28,783.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,394.20 : 48,842.58 = 20,858.24 : x
  2. Step 2: Convert to fraction form
    35,394.20/48,842.58 = 20,858.24/x
  3. Step 3: Cross multiply
    35,394.20x = 48,842.58 × 20,858.24
  4. Step 4: Simplify right side
    35,394.20x = 1,018,770,255.86
  5. Step 5: Solve for x
    x = 1,018,770,255.86/35,394.20
  6. Step 6: Final answer
    x = 28,783.54

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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.