Home / 14,053.20-19,402.92-12,556.32

Finding the Fourth Proportional to 14,053.20, 19,402.92 and 12,556.32

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Solution

The fourth proportional to 14,053.20, 19,402.92 and 12,556.32 is: 17,336.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,053.20 : 19,402.92 = 12,556.32 : x
  2. Step 2: Convert to fraction form
    14,053.20/19,402.92 = 12,556.32/x
  3. Step 3: Cross multiply
    14,053.20x = 19,402.92 × 12,556.32
  4. Step 4: Simplify right side
    14,053.20x = 243,629,272.45
  5. Step 5: Solve for x
    x = 243,629,272.45/14,053.20
  6. Step 6: Final answer
    x = 17,336.21

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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.