Home / 35,384.40-53,102.20-14,622.80

Finding the Fourth Proportional to 35,384.40, 53,102.20 and 14,622.80

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Solution

The fourth proportional to 35,384.40, 53,102.20 and 14,622.80 is: 21,944.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,384.40 : 53,102.20 = 14,622.80 : x
  2. Step 2: Convert to fraction form
    35,384.40/53,102.20 = 14,622.80/x
  3. Step 3: Cross multiply
    35,384.40x = 53,102.20 × 14,622.80
  4. Step 4: Simplify right side
    35,384.40x = 776,502,850.16
  5. Step 5: Solve for x
    x = 776,502,850.16/35,384.40
  6. Step 6: Final answer
    x = 21,944.78

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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.