Home / 47,458.84-71,213.64-30,814.96

Finding the Fourth Proportional to 47,458.84, 71,213.64 and 30,814.96

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Solution

The fourth proportional to 47,458.84, 71,213.64 and 30,814.96 is: 46,238.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,458.84 : 71,213.64 = 30,814.96 : x
  2. Step 2: Convert to fraction form
    47,458.84/71,213.64 = 30,814.96/x
  3. Step 3: Cross multiply
    47,458.84x = 71,213.64 × 30,814.96
  4. Step 4: Simplify right side
    47,458.84x = 2,194,445,468.05
  5. Step 5: Solve for x
    x = 2,194,445,468.05/47,458.84
  6. Step 6: Final answer
    x = 46,238.92

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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.