Home / 12,934.42-19,406.30-6,365.22

Finding the Fourth Proportional to 12,934.42, 19,406.30 and 6,365.22

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Solution

The fourth proportional to 12,934.42, 19,406.30 and 6,365.22 is: 9,550.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934.42 : 19,406.30 = 6,365.22 : x
  2. Step 2: Convert to fraction form
    12,934.42/19,406.30 = 6,365.22/x
  3. Step 3: Cross multiply
    12,934.42x = 19,406.30 × 6,365.22
  4. Step 4: Simplify right side
    12,934.42x = 123,525,368.89
  5. Step 5: Solve for x
    x = 123,525,368.89/12,934.42
  6. Step 6: Final answer
    x = 9,550.13

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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.