Home / 47,456-65,488.20-26,235.44

Finding the Fourth Proportional to 47,456, 65,488.20 and 26,235.44

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Solution

The fourth proportional to 47,456, 65,488.20 and 26,235.44 is: 36,204.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,456 : 65,488.20 = 26,235.44 : x
  2. Step 2: Convert to fraction form
    47,456/65,488.20 = 26,235.44/x
  3. Step 3: Cross multiply
    47,456x = 65,488.20 × 26,235.44
  4. Step 4: Simplify right side
    47,456x = 1,718,111,741.81
  5. Step 5: Solve for x
    x = 1,718,111,741.81/47,456
  6. Step 6: Final answer
    x = 36,204.31

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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.