Home / 12,953.66-19,448.69-6,633.07

Finding the Fourth Proportional to 12,953.66, 19,448.69 and 6,633.07

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Solution

The fourth proportional to 12,953.66, 19,448.69 and 6,633.07 is: 9,958.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953.66 : 19,448.69 = 6,633.07 : x
  2. Step 2: Convert to fraction form
    12,953.66/19,448.69 = 6,633.07/x
  3. Step 3: Cross multiply
    12,953.66x = 19,448.69 × 6,633.07
  4. Step 4: Simplify right side
    12,953.66x = 129,004,440.39
  5. Step 5: Solve for x
    x = 129,004,440.39/12,953.66
  6. Step 6: Final answer
    x = 9,958.92

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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.