Home / 12,293.58-18,333.38-11,603.46

Finding the Fourth Proportional to 12,293.58, 18,333.38 and 11,603.46

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Solution

The fourth proportional to 12,293.58, 18,333.38 and 11,603.46 is: 17,304.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293.58 : 18,333.38 = 11,603.46 : x
  2. Step 2: Convert to fraction form
    12,293.58/18,333.38 = 11,603.46/x
  3. Step 3: Cross multiply
    12,293.58x = 18,333.38 × 11,603.46
  4. Step 4: Simplify right side
    12,293.58x = 212,730,641.49
  5. Step 5: Solve for x
    x = 212,730,641.49/12,293.58
  6. Step 6: Final answer
    x = 17,304.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.