Home / 40,749.11-61,152.54-18,565.37

Finding the Fourth Proportional to 40,749.11, 61,152.54 and 18,565.37

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Solution

The fourth proportional to 40,749.11, 61,152.54 and 18,565.37 is: 27,861.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,749.11 : 61,152.54 = 18,565.37 : x
  2. Step 2: Convert to fraction form
    40,749.11/61,152.54 = 18,565.37/x
  3. Step 3: Cross multiply
    40,749.11x = 61,152.54 × 18,565.37
  4. Step 4: Simplify right side
    40,749.11x = 1,135,319,225.78
  5. Step 5: Solve for x
    x = 1,135,319,225.78/40,749.11
  6. Step 6: Final answer
    x = 27,861.21

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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.