Home / 30,044.95-41,460.78-16,432.78

Finding the Fourth Proportional to 30,044.95, 41,460.78 and 16,432.78

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Solution

The fourth proportional to 30,044.95, 41,460.78 and 16,432.78 is: 22,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,044.95 : 41,460.78 = 16,432.78 : x
  2. Step 2: Convert to fraction form
    30,044.95/41,460.78 = 16,432.78/x
  3. Step 3: Cross multiply
    30,044.95x = 41,460.78 × 16,432.78
  4. Step 4: Simplify right side
    30,044.95x = 681,315,876.37
  5. Step 5: Solve for x
    x = 681,315,876.37/30,044.95
  6. Step 6: Final answer
    x = 22,676.55

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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.