Home / 14,236.66-19,647.80-7,950.25

Finding the Fourth Proportional to 14,236.66, 19,647.80 and 7,950.25

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Solution

The fourth proportional to 14,236.66, 19,647.80 and 7,950.25 is: 10,972.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.66 : 19,647.80 = 7,950.25 : x
  2. Step 2: Convert to fraction form
    14,236.66/19,647.80 = 7,950.25/x
  3. Step 3: Cross multiply
    14,236.66x = 19,647.80 × 7,950.25
  4. Step 4: Simplify right side
    14,236.66x = 156,204,823.71
  5. Step 5: Solve for x
    x = 156,204,823.71/14,236.66
  6. Step 6: Final answer
    x = 10,972.02

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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.