Home / 12,762.24-17,625.35-11,370.77

Finding the Fourth Proportional to 12,762.24, 17,625.35 and 11,370.77

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Solution

The fourth proportional to 12,762.24, 17,625.35 and 11,370.77 is: 15,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,762.24 : 17,625.35 = 11,370.77 : x
  2. Step 2: Convert to fraction form
    12,762.24/17,625.35 = 11,370.77/x
  3. Step 3: Cross multiply
    12,762.24x = 17,625.35 × 11,370.77
  4. Step 4: Simplify right side
    12,762.24x = 200,413,656.04
  5. Step 5: Solve for x
    x = 200,413,656.04/12,762.24
  6. Step 6: Final answer
    x = 15,703.64

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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.