Home / 13,197.94-18,214.67-7,533.49

Finding the Fourth Proportional to 13,197.94, 18,214.67 and 7,533.49

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Solution

The fourth proportional to 13,197.94, 18,214.67 and 7,533.49 is: 10,397.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197.94 : 18,214.67 = 7,533.49 : x
  2. Step 2: Convert to fraction form
    13,197.94/18,214.67 = 7,533.49/x
  3. Step 3: Cross multiply
    13,197.94x = 18,214.67 × 7,533.49
  4. Step 4: Simplify right side
    13,197.94x = 137,220,118.59
  5. Step 5: Solve for x
    x = 137,220,118.59/13,197.94
  6. Step 6: Final answer
    x = 10,397.09

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1.5x scale

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.