Home / 26,492.80-39,674.40-12,625.60

Finding the Fourth Proportional to 26,492.80, 39,674.40 and 12,625.60

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Solution

The fourth proportional to 26,492.80, 39,674.40 and 12,625.60 is: 18,907.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,492.80 : 39,674.40 = 12,625.60 : x
  2. Step 2: Convert to fraction form
    26,492.80/39,674.40 = 12,625.60/x
  3. Step 3: Cross multiply
    26,492.80x = 39,674.40 × 12,625.60
  4. Step 4: Simplify right side
    26,492.80x = 500,913,104.64
  5. Step 5: Solve for x
    x = 500,913,104.64/26,492.80
  6. Step 6: Final answer
    x = 18,907.52

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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.