Home / 25,101.98-37,663.56-12,615.44

Finding the Fourth Proportional to 25,101.98, 37,663.56 and 12,615.44

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Solution

The fourth proportional to 25,101.98, 37,663.56 and 12,615.44 is: 18,928.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,101.98 : 37,663.56 = 12,615.44 : x
  2. Step 2: Convert to fraction form
    25,101.98/37,663.56 = 12,615.44/x
  3. Step 3: Cross multiply
    25,101.98x = 37,663.56 × 12,615.44
  4. Step 4: Simplify right side
    25,101.98x = 475,142,381.37
  5. Step 5: Solve for x
    x = 475,142,381.37/25,101.98
  6. Step 6: Final answer
    x = 18,928.48

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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.