Home / 27,311.58-37,701.60-18,364.26

Finding the Fourth Proportional to 27,311.58, 37,701.60 and 18,364.26

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Solution

The fourth proportional to 27,311.58, 37,701.60 and 18,364.26 is: 25,350.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,311.58 : 37,701.60 = 18,364.26 : x
  2. Step 2: Convert to fraction form
    27,311.58/37,701.60 = 18,364.26/x
  3. Step 3: Cross multiply
    27,311.58x = 37,701.60 × 18,364.26
  4. Step 4: Simplify right side
    27,311.58x = 692,361,984.82
  5. Step 5: Solve for x
    x = 692,361,984.82/27,311.58
  6. Step 6: Final answer
    x = 25,350.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.