Home / 39,285.08-54,219.25-23,147.24

Finding the Fourth Proportional to 39,285.08, 54,219.25 and 23,147.24

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Solution

The fourth proportional to 39,285.08, 54,219.25 and 23,147.24 is: 31,946.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,285.08 : 54,219.25 = 23,147.24 : x
  2. Step 2: Convert to fraction form
    39,285.08/54,219.25 = 23,147.24/x
  3. Step 3: Cross multiply
    39,285.08x = 54,219.25 × 23,147.24
  4. Step 4: Simplify right side
    39,285.08x = 1,255,025,992.37
  5. Step 5: Solve for x
    x = 1,255,025,992.37/39,285.08
  6. Step 6: Final answer
    x = 31,946.63

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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.