Home / 35,508.84-53,263.18-20,707.38

Finding the Fourth Proportional to 35,508.84, 53,263.18 and 20,707.38

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Solution

The fourth proportional to 35,508.84, 53,263.18 and 20,707.38 is: 31,061.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,508.84 : 53,263.18 = 20,707.38 : x
  2. Step 2: Convert to fraction form
    35,508.84/53,263.18 = 20,707.38/x
  3. Step 3: Cross multiply
    35,508.84x = 53,263.18 × 20,707.38
  4. Step 4: Simplify right side
    35,508.84x = 1,102,940,934.15
  5. Step 5: Solve for x
    x = 1,102,940,934.15/35,508.84
  6. Step 6: Final answer
    x = 31,061.03

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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.