Home / 14,325.24-19,769.15-8,357.31

Finding the Fourth Proportional to 14,325.24, 19,769.15 and 8,357.31

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Solution

The fourth proportional to 14,325.24, 19,769.15 and 8,357.31 is: 11,533.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,325.24 : 19,769.15 = 8,357.31 : x
  2. Step 2: Convert to fraction form
    14,325.24/19,769.15 = 8,357.31/x
  3. Step 3: Cross multiply
    14,325.24x = 19,769.15 × 8,357.31
  4. Step 4: Simplify right side
    14,325.24x = 165,216,914.99
  5. Step 5: Solve for x
    x = 165,216,914.99/14,325.24
  6. Step 6: Final answer
    x = 11,533.27

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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.