Home / 43,010.37-64,523.66-19,317.35

Finding the Fourth Proportional to 43,010.37, 64,523.66 and 19,317.35

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Solution

The fourth proportional to 43,010.37, 64,523.66 and 19,317.35 is: 28,979.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,010.37 : 64,523.66 = 19,317.35 : x
  2. Step 2: Convert to fraction form
    43,010.37/64,523.66 = 19,317.35/x
  3. Step 3: Cross multiply
    43,010.37x = 64,523.66 × 19,317.35
  4. Step 4: Simplify right side
    43,010.37x = 1,246,426,188.22
  5. Step 5: Solve for x
    x = 1,246,426,188.22/43,010.37
  6. Step 6: Final answer
    x = 28,979.67

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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.