Home / 35,442.20-53,163.30-29,739.80

Finding the Fourth Proportional to 35,442.20, 53,163.30 and 29,739.80

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Solution

The fourth proportional to 35,442.20, 53,163.30 and 29,739.80 is: 44,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,442.20 : 53,163.30 = 29,739.80 : x
  2. Step 2: Convert to fraction form
    35,442.20/53,163.30 = 29,739.80/x
  3. Step 3: Cross multiply
    35,442.20x = 53,163.30 × 29,739.80
  4. Step 4: Simplify right side
    35,442.20x = 1,581,065,909.34
  5. Step 5: Solve for x
    x = 1,581,065,909.34/35,442.20
  6. Step 6: Final answer
    x = 44,609.70

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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.