Home / 34,836.48-48,068.10-20,692.80

Finding the Fourth Proportional to 34,836.48, 48,068.10 and 20,692.80

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Solution

The fourth proportional to 34,836.48, 48,068.10 and 20,692.80 is: 28,552.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,836.48 : 48,068.10 = 20,692.80 : x
  2. Step 2: Convert to fraction form
    34,836.48/48,068.10 = 20,692.80/x
  3. Step 3: Cross multiply
    34,836.48x = 48,068.10 × 20,692.80
  4. Step 4: Simplify right side
    34,836.48x = 994,663,579.68
  5. Step 5: Solve for x
    x = 994,663,579.68/34,836.48
  6. Step 6: Final answer
    x = 28,552.36

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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.