Home / 15,074.37-20,758.77-14,111.66

Finding the Fourth Proportional to 15,074.37, 20,758.77 and 14,111.66

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Solution

The fourth proportional to 15,074.37, 20,758.77 and 14,111.66 is: 19,433.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,074.37 : 20,758.77 = 14,111.66 : x
  2. Step 2: Convert to fraction form
    15,074.37/20,758.77 = 14,111.66/x
  3. Step 3: Cross multiply
    15,074.37x = 20,758.77 × 14,111.66
  4. Step 4: Simplify right side
    15,074.37x = 292,940,600.46
  5. Step 5: Solve for x
    x = 292,940,600.46/15,074.37
  6. Step 6: Final answer
    x = 19,433.02

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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.