Home / 25,803.60-38,705.46-7,083.89

Finding the Fourth Proportional to 25,803.60, 38,705.46 and 7,083.89

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Solution

The fourth proportional to 25,803.60, 38,705.46 and 7,083.89 is: 10,625.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,803.60 : 38,705.46 = 7,083.89 : x
  2. Step 2: Convert to fraction form
    25,803.60/38,705.46 = 7,083.89/x
  3. Step 3: Cross multiply
    25,803.60x = 38,705.46 × 7,083.89
  4. Step 4: Simplify right side
    25,803.60x = 274,185,264.91
  5. Step 5: Solve for x
    x = 274,185,264.91/25,803.60
  6. Step 6: Final answer
    x = 10,625.85

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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.