Home / 49,430.36-74,130.21-17,836.31

Finding the Fourth Proportional to 49,430.36, 74,130.21 and 17,836.31

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Solution

The fourth proportional to 49,430.36, 74,130.21 and 17,836.31 is: 26,748.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,430.36 : 74,130.21 = 17,836.31 : x
  2. Step 2: Convert to fraction form
    49,430.36/74,130.21 = 17,836.31/x
  3. Step 3: Cross multiply
    49,430.36x = 74,130.21 × 17,836.31
  4. Step 4: Simplify right side
    49,430.36x = 1,322,209,591.25
  5. Step 5: Solve for x
    x = 1,322,209,591.25/49,430.36
  6. Step 6: Final answer
    x = 26,748.94

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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.