Home / 47,963.67-66,231.65-30,089.40

Finding the Fourth Proportional to 47,963.67, 66,231.65 and 30,089.40

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Solution

The fourth proportional to 47,963.67, 66,231.65 and 30,089.40 is: 41,549.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,963.67 : 66,231.65 = 30,089.40 : x
  2. Step 2: Convert to fraction form
    47,963.67/66,231.65 = 30,089.40/x
  3. Step 3: Cross multiply
    47,963.67x = 66,231.65 × 30,089.40
  4. Step 4: Simplify right side
    47,963.67x = 1,992,870,684.73
  5. Step 5: Solve for x
    x = 1,992,870,684.73/47,963.67
  6. Step 6: Final answer
    x = 41,549.59

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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.