Home / 26,692.68-40,038.89-6,970.80

Finding the Fourth Proportional to 26,692.68, 40,038.89 and 6,970.80

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Solution

The fourth proportional to 26,692.68, 40,038.89 and 6,970.80 is: 10,456.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,692.68 : 40,038.89 = 6,970.80 : x
  2. Step 2: Convert to fraction form
    26,692.68/40,038.89 = 6,970.80/x
  3. Step 3: Cross multiply
    26,692.68x = 40,038.89 × 6,970.80
  4. Step 4: Simplify right side
    26,692.68x = 279,103,059.56
  5. Step 5: Solve for x
    x = 279,103,059.56/26,692.68
  6. Step 6: Final answer
    x = 10,456.16

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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.