Home / 19,152.10-26,433.06-11,192.77

Finding the Fourth Proportional to 19,152.10, 26,433.06 and 11,192.77

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Solution

The fourth proportional to 19,152.10, 26,433.06 and 11,192.77 is: 15,447.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.10 : 26,433.06 = 11,192.77 : x
  2. Step 2: Convert to fraction form
    19,152.10/26,433.06 = 11,192.77/x
  3. Step 3: Cross multiply
    19,152.10x = 26,433.06 × 11,192.77
  4. Step 4: Simplify right side
    19,152.10x = 295,859,160.98
  5. Step 5: Solve for x
    x = 295,859,160.98/19,152.10
  6. Step 6: Final answer
    x = 15,447.87

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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.