Home / 14,035.49-19,368.99-7,747.87

Finding the Fourth Proportional to 14,035.49, 19,368.99 and 7,747.87

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Solution

The fourth proportional to 14,035.49, 19,368.99 and 7,747.87 is: 10,692.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.49 : 19,368.99 = 7,747.87 : x
  2. Step 2: Convert to fraction form
    14,035.49/19,368.99 = 7,747.87/x
  3. Step 3: Cross multiply
    14,035.49x = 19,368.99 × 7,747.87
  4. Step 4: Simplify right side
    14,035.49x = 150,068,416.55
  5. Step 5: Solve for x
    x = 150,068,416.55/14,035.49
  6. Step 6: Final answer
    x = 10,692.07

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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.