Home / 30,030.88-41,442.84-16,601.76

Finding the Fourth Proportional to 30,030.88, 41,442.84 and 16,601.76

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Solution

The fourth proportional to 30,030.88, 41,442.84 and 16,601.76 is: 22,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,030.88 : 41,442.84 = 16,601.76 : x
  2. Step 2: Convert to fraction form
    30,030.88/41,442.84 = 16,601.76/x
  3. Step 3: Cross multiply
    30,030.88x = 41,442.84 × 16,601.76
  4. Step 4: Simplify right side
    30,030.88x = 688,024,083.40
  5. Step 5: Solve for x
    x = 688,024,083.40/30,030.88
  6. Step 6: Final answer
    x = 22,910.55

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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.