Home / 36,154.77-49,893.20-20,239.35

Finding the Fourth Proportional to 36,154.77, 49,893.20 and 20,239.35

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Solution

The fourth proportional to 36,154.77, 49,893.20 and 20,239.35 is: 27,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,154.77 : 49,893.20 = 20,239.35 : x
  2. Step 2: Convert to fraction form
    36,154.77/49,893.20 = 20,239.35/x
  3. Step 3: Cross multiply
    36,154.77x = 49,893.20 × 20,239.35
  4. Step 4: Simplify right side
    36,154.77x = 1,009,805,586.76
  5. Step 5: Solve for x
    x = 1,009,805,586.76/36,154.77
  6. Step 6: Final answer
    x = 27,930.08

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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.