Home / 15,790.95-23,667.96-8,767.60

Finding the Fourth Proportional to 15,790.95, 23,667.96 and 8,767.60

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Solution

The fourth proportional to 15,790.95, 23,667.96 and 8,767.60 is: 13,141.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790.95 : 23,667.96 = 8,767.60 : x
  2. Step 2: Convert to fraction form
    15,790.95/23,667.96 = 8,767.60/x
  3. Step 3: Cross multiply
    15,790.95x = 23,667.96 × 8,767.60
  4. Step 4: Simplify right side
    15,790.95x = 207,511,206.10
  5. Step 5: Solve for x
    x = 207,511,206.10/15,790.95
  6. Step 6: Final answer
    x = 13,141.15

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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.