Home / 13,916.03-19,203.39-7,946.52

Finding the Fourth Proportional to 13,916.03, 19,203.39 and 7,946.52

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Solution

The fourth proportional to 13,916.03, 19,203.39 and 7,946.52 is: 10,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916.03 : 19,203.39 = 7,946.52 : x
  2. Step 2: Convert to fraction form
    13,916.03/19,203.39 = 7,946.52/x
  3. Step 3: Cross multiply
    13,916.03x = 19,203.39 × 7,946.52
  4. Step 4: Simplify right side
    13,916.03x = 152,600,122.70
  5. Step 5: Solve for x
    x = 152,600,122.70/13,916.03
  6. Step 6: Final answer
    x = 10,965.78

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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.