Home / 33,143.23-49,735.50-19,130.77

Finding the Fourth Proportional to 33,143.23, 49,735.50 and 19,130.77

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Solution

The fourth proportional to 33,143.23, 49,735.50 and 19,130.77 is: 28,708.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,143.23 : 49,735.50 = 19,130.77 : x
  2. Step 2: Convert to fraction form
    33,143.23/49,735.50 = 19,130.77/x
  3. Step 3: Cross multiply
    33,143.23x = 49,735.50 × 19,130.77
  4. Step 4: Simplify right side
    33,143.23x = 951,478,411.34
  5. Step 5: Solve for x
    x = 951,478,411.34/33,143.23
  6. Step 6: Final answer
    x = 28,708.08

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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.