Home / 23,228.36-32,055.14-12,618

Finding the Fourth Proportional to 23,228.36, 32,055.14 and 12,618

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Solution

The fourth proportional to 23,228.36, 32,055.14 and 12,618 is: 17,412.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,228.36 : 32,055.14 = 12,618 : x
  2. Step 2: Convert to fraction form
    23,228.36/32,055.14 = 12,618/x
  3. Step 3: Cross multiply
    23,228.36x = 32,055.14 × 12,618
  4. Step 4: Simplify right side
    23,228.36x = 404,471,756.52
  5. Step 5: Solve for x
    x = 404,471,756.52/23,228.36
  6. Step 6: Final answer
    x = 17,412.84

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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.