Home / 37,389.41-51,597.45-20,393.67

Finding the Fourth Proportional to 37,389.41, 51,597.45 and 20,393.67

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Solution

The fourth proportional to 37,389.41, 51,597.45 and 20,393.67 is: 28,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,389.41 : 51,597.45 = 20,393.67 : x
  2. Step 2: Convert to fraction form
    37,389.41/51,597.45 = 20,393.67/x
  3. Step 3: Cross multiply
    37,389.41x = 51,597.45 × 20,393.67
  4. Step 4: Simplify right side
    37,389.41x = 1,052,261,368.14
  5. Step 5: Solve for x
    x = 1,052,261,368.14/37,389.41
  6. Step 6: Final answer
    x = 28,143.30

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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.