Home / 14,525.49-20,045.84-8,557.41

Finding the Fourth Proportional to 14,525.49, 20,045.84 and 8,557.41

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Solution

The fourth proportional to 14,525.49, 20,045.84 and 8,557.41 is: 11,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,525.49 : 20,045.84 = 8,557.41 : x
  2. Step 2: Convert to fraction form
    14,525.49/20,045.84 = 8,557.41/x
  3. Step 3: Cross multiply
    14,525.49x = 20,045.84 × 8,557.41
  4. Step 4: Simplify right side
    14,525.49x = 171,540,428.89
  5. Step 5: Solve for x
    x = 171,540,428.89/14,525.49
  6. Step 6: Final answer
    x = 11,809.61

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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.