Home / 22,692.64-34,039.60-7,111.20

Finding the Fourth Proportional to 22,692.64, 34,039.60 and 7,111.20

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Solution

The fourth proportional to 22,692.64, 34,039.60 and 7,111.20 is: 10,667.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,692.64 : 34,039.60 = 7,111.20 : x
  2. Step 2: Convert to fraction form
    22,692.64/34,039.60 = 7,111.20/x
  3. Step 3: Cross multiply
    22,692.64x = 34,039.60 × 7,111.20
  4. Step 4: Simplify right side
    22,692.64x = 242,062,403.52
  5. Step 5: Solve for x
    x = 242,062,403.52/22,692.64
  6. Step 6: Final answer
    x = 10,667.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.