Home / 26,805.53-36,990.36-14,868.60

Finding the Fourth Proportional to 26,805.53, 36,990.36 and 14,868.60

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Solution

The fourth proportional to 26,805.53, 36,990.36 and 14,868.60 is: 20,517.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,805.53 : 36,990.36 = 14,868.60 : x
  2. Step 2: Convert to fraction form
    26,805.53/36,990.36 = 14,868.60/x
  3. Step 3: Cross multiply
    26,805.53x = 36,990.36 × 14,868.60
  4. Step 4: Simplify right side
    26,805.53x = 549,994,866.70
  5. Step 5: Solve for x
    x = 549,994,866.70/26,805.53
  6. Step 6: Final answer
    x = 20,517.97

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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.