Home / 30,031.52-41,441.69-16,601.97

Finding the Fourth Proportional to 30,031.52, 41,441.69 and 16,601.97

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Solution

The fourth proportional to 30,031.52, 41,441.69 and 16,601.97 is: 22,909.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,031.52 : 41,441.69 = 16,601.97 : x
  2. Step 2: Convert to fraction form
    30,031.52/41,441.69 = 16,601.97/x
  3. Step 3: Cross multiply
    30,031.52x = 41,441.69 × 16,601.97
  4. Step 4: Simplify right side
    30,031.52x = 688,013,611.12
  5. Step 5: Solve for x
    x = 688,013,611.12/30,031.52
  6. Step 6: Final answer
    x = 22,909.72

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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.