Home / 13,834.67-19,069.07-9,802.85

Finding the Fourth Proportional to 13,834.67, 19,069.07 and 9,802.85

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Solution

The fourth proportional to 13,834.67, 19,069.07 and 9,802.85 is: 13,511.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.67 : 19,069.07 = 9,802.85 : x
  2. Step 2: Convert to fraction form
    13,834.67/19,069.07 = 9,802.85/x
  3. Step 3: Cross multiply
    13,834.67x = 19,069.07 × 9,802.85
  4. Step 4: Simplify right side
    13,834.67x = 186,931,088.49
  5. Step 5: Solve for x
    x = 186,931,088.49/13,834.67
  6. Step 6: Final answer
    x = 13,511.79

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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.