Home / 12,501.35-18,761.25-5,927.55

Finding the Fourth Proportional to 12,501.35, 18,761.25 and 5,927.55

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Solution

The fourth proportional to 12,501.35, 18,761.25 and 5,927.55 is: 8,895.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.35 : 18,761.25 = 5,927.55 : x
  2. Step 2: Convert to fraction form
    12,501.35/18,761.25 = 5,927.55/x
  3. Step 3: Cross multiply
    12,501.35x = 18,761.25 × 5,927.55
  4. Step 4: Simplify right side
    12,501.35x = 111,208,247.44
  5. Step 5: Solve for x
    x = 111,208,247.44/12,501.35
  6. Step 6: Final answer
    x = 8,895.70

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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.