Home / 15,554.63-23,345.43-8,164.31

Finding the Fourth Proportional to 15,554.63, 23,345.43 and 8,164.31

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Solution

The fourth proportional to 15,554.63, 23,345.43 and 8,164.31 is: 12,253.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554.63 : 23,345.43 = 8,164.31 : x
  2. Step 2: Convert to fraction form
    15,554.63/23,345.43 = 8,164.31/x
  3. Step 3: Cross multiply
    15,554.63x = 23,345.43 × 8,164.31
  4. Step 4: Simplify right side
    15,554.63x = 190,599,327.60
  5. Step 5: Solve for x
    x = 190,599,327.60/15,554.63
  6. Step 6: Final answer
    x = 12,253.54

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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.