Home / 32,692.77-45,120.11-18,550.17

Finding the Fourth Proportional to 32,692.77, 45,120.11 and 18,550.17

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Solution

The fourth proportional to 32,692.77, 45,120.11 and 18,550.17 is: 25,601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,692.77 : 45,120.11 = 18,550.17 : x
  2. Step 2: Convert to fraction form
    32,692.77/45,120.11 = 18,550.17/x
  3. Step 3: Cross multiply
    32,692.77x = 45,120.11 × 18,550.17
  4. Step 4: Simplify right side
    32,692.77x = 836,985,618.17
  5. Step 5: Solve for x
    x = 836,985,618.17/32,692.77
  6. Step 6: Final answer
    x = 25,601.55

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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.