Home / 26,541.06-39,816.48-8,772.60

Finding the Fourth Proportional to 26,541.06, 39,816.48 and 8,772.60

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Solution

The fourth proportional to 26,541.06, 39,816.48 and 8,772.60 is: 13,160.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.06 : 39,816.48 = 8,772.60 : x
  2. Step 2: Convert to fraction form
    26,541.06/39,816.48 = 8,772.60/x
  3. Step 3: Cross multiply
    26,541.06x = 39,816.48 × 8,772.60
  4. Step 4: Simplify right side
    26,541.06x = 349,294,052.45
  5. Step 5: Solve for x
    x = 349,294,052.45/26,541.06
  6. Step 6: Final answer
    x = 13,160.52

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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.