Home / 43,800.08-65,670.14-15,719.50

Finding the Fourth Proportional to 43,800.08, 65,670.14 and 15,719.50

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Solution

The fourth proportional to 43,800.08, 65,670.14 and 15,719.50 is: 23,568.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,800.08 : 65,670.14 = 15,719.50 : x
  2. Step 2: Convert to fraction form
    43,800.08/65,670.14 = 15,719.50/x
  3. Step 3: Cross multiply
    43,800.08x = 65,670.14 × 15,719.50
  4. Step 4: Simplify right side
    43,800.08x = 1,032,301,765.73
  5. Step 5: Solve for x
    x = 1,032,301,765.73/43,800.08
  6. Step 6: Final answer
    x = 23,568.49

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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.