Home / 13,916.04-19,202.94-7,946.52

Finding the Fourth Proportional to 13,916.04, 19,202.94 and 7,946.52

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Solution

The fourth proportional to 13,916.04, 19,202.94 and 7,946.52 is: 10,965.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916.04 : 19,202.94 = 7,946.52 : x
  2. Step 2: Convert to fraction form
    13,916.04/19,202.94 = 7,946.52/x
  3. Step 3: Cross multiply
    13,916.04x = 19,202.94 × 7,946.52
  4. Step 4: Simplify right side
    13,916.04x = 152,596,546.77
  5. Step 5: Solve for x
    x = 152,596,546.77/13,916.04
  6. Step 6: Final answer
    x = 10,965.52

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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.