Home / 23,135.78-34,703.76-5,605.58

Finding the Fourth Proportional to 23,135.78, 34,703.76 and 5,605.58

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Solution

The fourth proportional to 23,135.78, 34,703.76 and 5,605.58 is: 8,408.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135.78 : 34,703.76 = 5,605.58 : x
  2. Step 2: Convert to fraction form
    23,135.78/34,703.76 = 5,605.58/x
  3. Step 3: Cross multiply
    23,135.78x = 34,703.76 × 5,605.58
  4. Step 4: Simplify right side
    23,135.78x = 194,534,702.98
  5. Step 5: Solve for x
    x = 194,534,702.98/23,135.78
  6. Step 6: Final answer
    x = 8,408.39

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1.5x scale

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.