Home / 47,668.30-65,790.16-26,454.40

Finding the Fourth Proportional to 47,668.30, 65,790.16 and 26,454.40

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Solution

The fourth proportional to 47,668.30, 65,790.16 and 26,454.40 is: 36,511.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,668.30 : 65,790.16 = 26,454.40 : x
  2. Step 2: Convert to fraction form
    47,668.30/65,790.16 = 26,454.40/x
  3. Step 3: Cross multiply
    47,668.30x = 65,790.16 × 26,454.40
  4. Step 4: Simplify right side
    47,668.30x = 1,740,438,978.09
  5. Step 5: Solve for x
    x = 1,740,438,978.09/47,668.30
  6. Step 6: Final answer
    x = 36,511.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.