Home / 47,445.72-71,148.99-19,346.73

Finding the Fourth Proportional to 47,445.72, 71,148.99 and 19,346.73

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Solution

The fourth proportional to 47,445.72, 71,148.99 and 19,346.73 is: 29,012.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,445.72 : 71,148.99 = 19,346.73 : x
  2. Step 2: Convert to fraction form
    47,445.72/71,148.99 = 19,346.73/x
  3. Step 3: Cross multiply
    47,445.72x = 71,148.99 × 19,346.73
  4. Step 4: Simplify right side
    47,445.72x = 1,376,499,943.56
  5. Step 5: Solve for x
    x = 1,376,499,943.56/47,445.72
  6. Step 6: Final answer
    x = 29,012.10

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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.