Home / 46,890.77-70,336.27-11,830.43

Finding the Fourth Proportional to 46,890.77, 70,336.27 and 11,830.43

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Solution

The fourth proportional to 46,890.77, 70,336.27 and 11,830.43 is: 17,745.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,890.77 : 70,336.27 = 11,830.43 : x
  2. Step 2: Convert to fraction form
    46,890.77/70,336.27 = 11,830.43/x
  3. Step 3: Cross multiply
    46,890.77x = 70,336.27 × 11,830.43
  4. Step 4: Simplify right side
    46,890.77x = 832,108,344.78
  5. Step 5: Solve for x
    x = 832,108,344.78/46,890.77
  6. Step 6: Final answer
    x = 17,745.67

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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.