Home / 15,134.58-22,702.55-5,771.39

Finding the Fourth Proportional to 15,134.58, 22,702.55 and 5,771.39

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Solution

The fourth proportional to 15,134.58, 22,702.55 and 5,771.39 is: 8,657.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134.58 : 22,702.55 = 5,771.39 : x
  2. Step 2: Convert to fraction form
    15,134.58/22,702.55 = 5,771.39/x
  3. Step 3: Cross multiply
    15,134.58x = 22,702.55 × 5,771.39
  4. Step 4: Simplify right side
    15,134.58x = 131,025,127.67
  5. Step 5: Solve for x
    x = 131,025,127.67/15,134.58
  6. Step 6: Final answer
    x = 8,657.33

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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.