Home / 37,610.40-56,399.40-18,883.20

Finding the Fourth Proportional to 37,610.40, 56,399.40 and 18,883.20

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Solution

The fourth proportional to 37,610.40, 56,399.40 and 18,883.20 is: 28,316.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,610.40 : 56,399.40 = 18,883.20 : x
  2. Step 2: Convert to fraction form
    37,610.40/56,399.40 = 18,883.20/x
  3. Step 3: Cross multiply
    37,610.40x = 56,399.40 × 18,883.20
  4. Step 4: Simplify right side
    37,610.40x = 1,065,001,150.08
  5. Step 5: Solve for x
    x = 1,065,001,150.08/37,610.40
  6. Step 6: Final answer
    x = 28,316.67

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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.