Home / 14,003.67-19,325.15-7,716.05

Finding the Fourth Proportional to 14,003.67, 19,325.15 and 7,716.05

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Solution

The fourth proportional to 14,003.67, 19,325.15 and 7,716.05 is: 10,648.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.67 : 19,325.15 = 7,716.05 : x
  2. Step 2: Convert to fraction form
    14,003.67/19,325.15 = 7,716.05/x
  3. Step 3: Cross multiply
    14,003.67x = 19,325.15 × 7,716.05
  4. Step 4: Simplify right side
    14,003.67x = 149,113,823.66
  5. Step 5: Solve for x
    x = 149,113,823.66/14,003.67
  6. Step 6: Final answer
    x = 10,648.20

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1.5x scale

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.