Home / 14,559.30-20,083.74-8,895.36

Finding the Fourth Proportional to 14,559.30, 20,083.74 and 8,895.36

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Solution

The fourth proportional to 14,559.30, 20,083.74 and 8,895.36 is: 12,270.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,559.30 : 20,083.74 = 8,895.36 : x
  2. Step 2: Convert to fraction form
    14,559.30/20,083.74 = 8,895.36/x
  3. Step 3: Cross multiply
    14,559.30x = 20,083.74 × 8,895.36
  4. Step 4: Simplify right side
    14,559.30x = 178,652,097.45
  5. Step 5: Solve for x
    x = 178,652,097.45/14,559.30
  6. Step 6: Final answer
    x = 12,270.65

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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.