Home / 14,469.08-21,703.64-13,730.36

Finding the Fourth Proportional to 14,469.08, 21,703.64 and 13,730.36

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Solution

The fourth proportional to 14,469.08, 21,703.64 and 13,730.36 is: 20,595.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,469.08 : 21,703.64 = 13,730.36 : x
  2. Step 2: Convert to fraction form
    14,469.08/21,703.64 = 13,730.36/x
  3. Step 3: Cross multiply
    14,469.08x = 21,703.64 × 13,730.36
  4. Step 4: Simplify right side
    14,469.08x = 297,998,790.51
  5. Step 5: Solve for x
    x = 297,998,790.51/14,469.08
  6. Step 6: Final answer
    x = 20,595.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.