Home / 12,228.04-18,342.06-5,302

Finding the Fourth Proportional to 12,228.04, 18,342.06 and 5,302

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Solution

The fourth proportional to 12,228.04, 18,342.06 and 5,302 is: 7,953

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,228.04 : 18,342.06 = 5,302 : x
  2. Step 2: Convert to fraction form
    12,228.04/18,342.06 = 5,302/x
  3. Step 3: Cross multiply
    12,228.04x = 18,342.06 × 5,302
  4. Step 4: Simplify right side
    12,228.04x = 97,249,602.12
  5. Step 5: Solve for x
    x = 97,249,602.12/12,228.04
  6. Step 6: Final answer
    x = 7,953

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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.