Home / 67,455.27-93,092.49-38,784.06

Finding the Fourth Proportional to 67,455.27, 93,092.49 and 38,784.06

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Solution

The fourth proportional to 67,455.27, 93,092.49 and 38,784.06 is: 53,524.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,455.27 : 93,092.49 = 38,784.06 : x
  2. Step 2: Convert to fraction form
    67,455.27/93,092.49 = 38,784.06/x
  3. Step 3: Cross multiply
    67,455.27x = 93,092.49 × 38,784.06
  4. Step 4: Simplify right side
    67,455.27x = 3,610,504,717.71
  5. Step 5: Solve for x
    x = 3,610,504,717.71/67,455.27
  6. Step 6: Final answer
    x = 53,524.43

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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.