Home / 30,031.74-41,440.41-16,599.60

Finding the Fourth Proportional to 30,031.74, 41,440.41 and 16,599.60

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Solution

The fourth proportional to 30,031.74, 41,440.41 and 16,599.60 is: 22,905.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,031.74 : 41,440.41 = 16,599.60 : x
  2. Step 2: Convert to fraction form
    30,031.74/41,440.41 = 16,599.60/x
  3. Step 3: Cross multiply
    30,031.74x = 41,440.41 × 16,599.60
  4. Step 4: Simplify right side
    30,031.74x = 687,894,229.84
  5. Step 5: Solve for x
    x = 687,894,229.84/30,031.74
  6. Step 6: Final answer
    x = 22,905.57

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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.