Home / 30,222.18-41,692.32-19,607.94

Finding the Fourth Proportional to 30,222.18, 41,692.32 and 19,607.94

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Solution

The fourth proportional to 30,222.18, 41,692.32 and 19,607.94 is: 27,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,222.18 : 41,692.32 = 19,607.94 : x
  2. Step 2: Convert to fraction form
    30,222.18/41,692.32 = 19,607.94/x
  3. Step 3: Cross multiply
    30,222.18x = 41,692.32 × 19,607.94
  4. Step 4: Simplify right side
    30,222.18x = 817,500,509.02
  5. Step 5: Solve for x
    x = 817,500,509.02/30,222.18
  6. Step 6: Final answer
    x = 27,049.69

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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.