Home / 27,877.80-41,816.70-25,458.60

Finding the Fourth Proportional to 27,877.80, 41,816.70 and 25,458.60

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Solution

The fourth proportional to 27,877.80, 41,816.70 and 25,458.60 is: 38,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,877.80 : 41,816.70 = 25,458.60 : x
  2. Step 2: Convert to fraction form
    27,877.80/41,816.70 = 25,458.60/x
  3. Step 3: Cross multiply
    27,877.80x = 41,816.70 × 25,458.60
  4. Step 4: Simplify right side
    27,877.80x = 1,064,594,638.62
  5. Step 5: Solve for x
    x = 1,064,594,638.62/27,877.80
  6. Step 6: Final answer
    x = 38,187.90

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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.