Home / 47,380.06-71,069.74-19,293.51

Finding the Fourth Proportional to 47,380.06, 71,069.74 and 19,293.51

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Solution

The fourth proportional to 47,380.06, 71,069.74 and 19,293.51 is: 28,940.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,380.06 : 71,069.74 = 19,293.51 : x
  2. Step 2: Convert to fraction form
    47,380.06/71,069.74 = 19,293.51/x
  3. Step 3: Cross multiply
    47,380.06x = 71,069.74 × 19,293.51
  4. Step 4: Simplify right side
    47,380.06x = 1,371,184,691.15
  5. Step 5: Solve for x
    x = 1,371,184,691.15/47,380.06
  6. Step 6: Final answer
    x = 28,940.12

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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.