Home / 53,242.08-73,469.76-30,573.84

Finding the Fourth Proportional to 53,242.08, 73,469.76 and 30,573.84

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Solution

The fourth proportional to 53,242.08, 73,469.76 and 30,573.84 is: 42,189.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,242.08 : 73,469.76 = 30,573.84 : x
  2. Step 2: Convert to fraction form
    53,242.08/73,469.76 = 30,573.84/x
  3. Step 3: Cross multiply
    53,242.08x = 73,469.76 × 30,573.84
  4. Step 4: Simplify right side
    53,242.08x = 2,246,252,687.08
  5. Step 5: Solve for x
    x = 2,246,252,687.08/53,242.08
  6. Step 6: Final answer
    x = 42,189.42

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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.