Home / 30,031.83-41,443.52-16,603.11

Finding the Fourth Proportional to 30,031.83, 41,443.52 and 16,603.11

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Solution

The fourth proportional to 30,031.83, 41,443.52 and 16,603.11 is: 22,912.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,031.83 : 41,443.52 = 16,603.11 : x
  2. Step 2: Convert to fraction form
    30,031.83/41,443.52 = 16,603.11/x
  3. Step 3: Cross multiply
    30,031.83x = 41,443.52 × 16,603.11
  4. Step 4: Simplify right side
    30,031.83x = 688,091,238.33
  5. Step 5: Solve for x
    x = 688,091,238.33/30,031.83
  6. Step 6: Final answer
    x = 22,912.06

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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.