Home / 15,784.63-23,639.24-8,747.19

Finding the Fourth Proportional to 15,784.63, 23,639.24 and 8,747.19

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Solution

The fourth proportional to 15,784.63, 23,639.24 and 8,747.19 is: 13,099.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784.63 : 23,639.24 = 8,747.19 : x
  2. Step 2: Convert to fraction form
    15,784.63/23,639.24 = 8,747.19/x
  3. Step 3: Cross multiply
    15,784.63x = 23,639.24 × 8,747.19
  4. Step 4: Simplify right side
    15,784.63x = 206,776,945.60
  5. Step 5: Solve for x
    x = 206,776,945.60/15,784.63
  6. Step 6: Final answer
    x = 13,099.89

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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.