Home / 35,748.40-49,337.92-20,638.08

Finding the Fourth Proportional to 35,748.40, 49,337.92 and 20,638.08

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Solution

The fourth proportional to 35,748.40, 49,337.92 and 20,638.08 is: 28,483.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,748.40 : 49,337.92 = 20,638.08 : x
  2. Step 2: Convert to fraction form
    35,748.40/49,337.92 = 20,638.08/x
  3. Step 3: Cross multiply
    35,748.40x = 49,337.92 × 20,638.08
  4. Step 4: Simplify right side
    35,748.40x = 1,018,239,939.99
  5. Step 5: Solve for x
    x = 1,018,239,939.99/35,748.40
  6. Step 6: Final answer
    x = 28,483.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.