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Finding the Fourth Proportional to 38,370.48, 57,560.64 and 10,668.48

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Solution

The fourth proportional to 38,370.48, 57,560.64 and 10,668.48 is: 16,004.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,370.48 : 57,560.64 = 10,668.48 : x
  2. Step 2: Convert to fraction form
    38,370.48/57,560.64 = 10,668.48/x
  3. Step 3: Cross multiply
    38,370.48x = 57,560.64 × 10,668.48
  4. Step 4: Simplify right side
    38,370.48x = 614,084,536.63
  5. Step 5: Solve for x
    x = 614,084,536.63/38,370.48
  6. Step 6: Final answer
    x = 16,004.09

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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.