Home / 30,508.37-42,126.05-24,520.85

Finding the Fourth Proportional to 30,508.37, 42,126.05 and 24,520.85

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Solution

The fourth proportional to 30,508.37, 42,126.05 and 24,520.85 is: 33,858.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,508.37 : 42,126.05 = 24,520.85 : x
  2. Step 2: Convert to fraction form
    30,508.37/42,126.05 = 24,520.85/x
  3. Step 3: Cross multiply
    30,508.37x = 42,126.05 × 24,520.85
  4. Step 4: Simplify right side
    30,508.37x = 1,032,966,430.54
  5. Step 5: Solve for x
    x = 1,032,966,430.54/30,508.37
  6. Step 6: Final answer
    x = 33,858.46

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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.