Home / 14,199.54-19,595.49-7,826.36

Finding the Fourth Proportional to 14,199.54, 19,595.49 and 7,826.36

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Solution

The fourth proportional to 14,199.54, 19,595.49 and 7,826.36 is: 10,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,199.54 : 19,595.49 = 7,826.36 : x
  2. Step 2: Convert to fraction form
    14,199.54/19,595.49 = 7,826.36/x
  3. Step 3: Cross multiply
    14,199.54x = 19,595.49 × 7,826.36
  4. Step 4: Simplify right side
    14,199.54x = 153,361,359.12
  5. Step 5: Solve for x
    x = 153,361,359.12/14,199.54
  6. Step 6: Final answer
    x = 10,800.45

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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.