Home / 47,813.52-71,731.62-30,298.08

Finding the Fourth Proportional to 47,813.52, 71,731.62 and 30,298.08

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Solution

The fourth proportional to 47,813.52, 71,731.62 and 30,298.08 is: 45,454.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,813.52 : 71,731.62 = 30,298.08 : x
  2. Step 2: Convert to fraction form
    47,813.52/71,731.62 = 30,298.08/x
  3. Step 3: Cross multiply
    47,813.52x = 71,731.62 × 30,298.08
  4. Step 4: Simplify right side
    47,813.52x = 2,173,330,361.29
  5. Step 5: Solve for x
    x = 2,173,330,361.29/47,813.52
  6. Step 6: Final answer
    x = 45,454.31

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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.