Home / 30,161.47-41,620.95-16,732.45

Finding the Fourth Proportional to 30,161.47, 41,620.95 and 16,732.45

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Solution

The fourth proportional to 30,161.47, 41,620.95 and 16,732.45 is: 23,089.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,161.47 : 41,620.95 = 16,732.45 : x
  2. Step 2: Convert to fraction form
    30,161.47/41,620.95 = 16,732.45/x
  3. Step 3: Cross multiply
    30,161.47x = 41,620.95 × 16,732.45
  4. Step 4: Simplify right side
    30,161.47x = 696,420,464.83
  5. Step 5: Solve for x
    x = 696,420,464.83/30,161.47
  6. Step 6: Final answer
    x = 23,089.74

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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.