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Finding the Fourth Proportional to 30,584.90, 45,803.27 and 15,552.47

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Solution

The fourth proportional to 30,584.90, 45,803.27 and 15,552.47 is: 23,291.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,584.90 : 45,803.27 = 15,552.47 : x
  2. Step 2: Convert to fraction form
    30,584.90/45,803.27 = 15,552.47/x
  3. Step 3: Cross multiply
    30,584.90x = 45,803.27 × 15,552.47
  4. Step 4: Simplify right side
    30,584.90x = 712,354,135.97
  5. Step 5: Solve for x
    x = 712,354,135.97/30,584.90
  6. Step 6: Final answer
    x = 23,291.04

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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.