Home / 47,992.63-66,225.67-30,997.61

Finding the Fourth Proportional to 47,992.63, 66,225.67 and 30,997.61

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Solution

The fourth proportional to 47,992.63, 66,225.67 and 30,997.61 is: 42,774.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,992.63 : 66,225.67 = 30,997.61 : x
  2. Step 2: Convert to fraction form
    47,992.63/66,225.67 = 30,997.61/x
  3. Step 3: Cross multiply
    47,992.63x = 66,225.67 × 30,997.61
  4. Step 4: Simplify right side
    47,992.63x = 2,052,837,490.65
  5. Step 5: Solve for x
    x = 2,052,837,490.65/47,992.63
  6. Step 6: Final answer
    x = 42,774.02

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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.