Home / 15,653.66-23,477.99-5,790.69

Finding the Fourth Proportional to 15,653.66, 23,477.99 and 5,790.69

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Solution

The fourth proportional to 15,653.66, 23,477.99 and 5,790.69 is: 8,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,653.66 : 23,477.99 = 5,790.69 : x
  2. Step 2: Convert to fraction form
    15,653.66/23,477.99 = 5,790.69/x
  3. Step 3: Cross multiply
    15,653.66x = 23,477.99 × 5,790.69
  4. Step 4: Simplify right side
    15,653.66x = 135,953,732.96
  5. Step 5: Solve for x
    x = 135,953,732.96/15,653.66
  6. Step 6: Final answer
    x = 8,685.11

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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.