Home / 14,202.83-19,599.07-7,830.29

Finding the Fourth Proportional to 14,202.83, 19,599.07 and 7,830.29

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Solution

The fourth proportional to 14,202.83, 19,599.07 and 7,830.29 is: 10,805.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202.83 : 19,599.07 = 7,830.29 : x
  2. Step 2: Convert to fraction form
    14,202.83/19,599.07 = 7,830.29/x
  3. Step 3: Cross multiply
    14,202.83x = 19,599.07 × 7,830.29
  4. Step 4: Simplify right side
    14,202.83x = 153,466,401.83
  5. Step 5: Solve for x
    x = 153,466,401.83/14,202.83
  6. Step 6: Final answer
    x = 10,805.34

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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.