Home / 49,495.47-74,246.24-19,913.28

Finding the Fourth Proportional to 49,495.47, 74,246.24 and 19,913.28

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Solution

The fourth proportional to 49,495.47, 74,246.24 and 19,913.28 is: 29,871.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,495.47 : 74,246.24 = 19,913.28 : x
  2. Step 2: Convert to fraction form
    49,495.47/74,246.24 = 19,913.28/x
  3. Step 3: Cross multiply
    49,495.47x = 74,246.24 × 19,913.28
  4. Step 4: Simplify right side
    49,495.47x = 1,478,486,215.85
  5. Step 5: Solve for x
    x = 1,478,486,215.85/49,495.47
  6. Step 6: Final answer
    x = 29,871.14

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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.