Home / 47,438.15-65,494.83-29,559.42

Finding the Fourth Proportional to 47,438.15, 65,494.83 and 29,559.42

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Solution

The fourth proportional to 47,438.15, 65,494.83 and 29,559.42 is: 40,810.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,438.15 : 65,494.83 = 29,559.42 : x
  2. Step 2: Convert to fraction form
    47,438.15/65,494.83 = 29,559.42/x
  3. Step 3: Cross multiply
    47,438.15x = 65,494.83 × 29,559.42
  4. Step 4: Simplify right side
    47,438.15x = 1,935,989,187.80
  5. Step 5: Solve for x
    x = 1,935,989,187.80/47,438.15
  6. Step 6: Final answer
    x = 40,810.81

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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.