Home / 12,995.04-19,494.96-7,150.08

Finding the Fourth Proportional to 12,995.04, 19,494.96 and 7,150.08

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Solution

The fourth proportional to 12,995.04, 19,494.96 and 7,150.08 is: 10,726.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995.04 : 19,494.96 = 7,150.08 : x
  2. Step 2: Convert to fraction form
    12,995.04/19,494.96 = 7,150.08/x
  3. Step 3: Cross multiply
    12,995.04x = 19,494.96 × 7,150.08
  4. Step 4: Simplify right side
    12,995.04x = 139,390,523.60
  5. Step 5: Solve for x
    x = 139,390,523.60/12,995.04
  6. Step 6: Final answer
    x = 10,726.44

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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.