Home / 12,533.88-17,296.50-6,868.74

Finding the Fourth Proportional to 12,533.88, 17,296.50 and 6,868.74

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Solution

The fourth proportional to 12,533.88, 17,296.50 and 6,868.74 is: 9,478.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,533.88 : 17,296.50 = 6,868.74 : x
  2. Step 2: Convert to fraction form
    12,533.88/17,296.50 = 6,868.74/x
  3. Step 3: Cross multiply
    12,533.88x = 17,296.50 × 6,868.74
  4. Step 4: Simplify right side
    12,533.88x = 118,805,161.41
  5. Step 5: Solve for x
    x = 118,805,161.41/12,533.88
  6. Step 6: Final answer
    x = 9,478.72

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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.