Home / 49,518.36-74,244.28-19,505.16

Finding the Fourth Proportional to 49,518.36, 74,244.28 and 19,505.16

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Solution

The fourth proportional to 49,518.36, 74,244.28 and 19,505.16 is: 29,244.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,518.36 : 74,244.28 = 19,505.16 : x
  2. Step 2: Convert to fraction form
    49,518.36/74,244.28 = 19,505.16/x
  3. Step 3: Cross multiply
    49,518.36x = 74,244.28 × 19,505.16
  4. Step 4: Simplify right side
    49,518.36x = 1,448,146,560.48
  5. Step 5: Solve for x
    x = 1,448,146,560.48/49,518.36
  6. Step 6: Final answer
    x = 29,244.64

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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.