Home / 50,783.13-76,128.03-17,495.28

Finding the Fourth Proportional to 50,783.13, 76,128.03 and 17,495.28

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Solution

The fourth proportional to 50,783.13, 76,128.03 and 17,495.28 is: 26,226.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,783.13 : 76,128.03 = 17,495.28 : x
  2. Step 2: Convert to fraction form
    50,783.13/76,128.03 = 17,495.28/x
  3. Step 3: Cross multiply
    50,783.13x = 76,128.03 × 17,495.28
  4. Step 4: Simplify right side
    50,783.13x = 1,331,881,200.70
  5. Step 5: Solve for x
    x = 1,331,881,200.70/50,783.13
  6. Step 6: Final answer
    x = 26,226.84

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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.