Home / 14,427.56-21,625.74-7,015.52

Finding the Fourth Proportional to 14,427.56, 21,625.74 and 7,015.52

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Solution

The fourth proportional to 14,427.56, 21,625.74 and 7,015.52 is: 10,515.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,427.56 : 21,625.74 = 7,015.52 : x
  2. Step 2: Convert to fraction form
    14,427.56/21,625.74 = 7,015.52/x
  3. Step 3: Cross multiply
    14,427.56x = 21,625.74 × 7,015.52
  4. Step 4: Simplify right side
    14,427.56x = 151,715,811.48
  5. Step 5: Solve for x
    x = 151,715,811.48/14,427.56
  6. Step 6: Final answer
    x = 10,515.69

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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.