Home / 14,977.13-20,667.74-8,599.23

Finding the Fourth Proportional to 14,977.13, 20,667.74 and 8,599.23

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Solution

The fourth proportional to 14,977.13, 20,667.74 and 8,599.23 is: 11,866.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,977.13 : 20,667.74 = 8,599.23 : x
  2. Step 2: Convert to fraction form
    14,977.13/20,667.74 = 8,599.23/x
  3. Step 3: Cross multiply
    14,977.13x = 20,667.74 × 8,599.23
  4. Step 4: Simplify right side
    14,977.13x = 177,726,606.84
  5. Step 5: Solve for x
    x = 177,726,606.84/14,977.13
  6. Step 6: Final answer
    x = 11,866.54

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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.