Home / 34,558.60-51,815.58-18,972.04

Finding the Fourth Proportional to 34,558.60, 51,815.58 and 18,972.04

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Solution

The fourth proportional to 34,558.60, 51,815.58 and 18,972.04 is: 28,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,558.60 : 51,815.58 = 18,972.04 : x
  2. Step 2: Convert to fraction form
    34,558.60/51,815.58 = 18,972.04/x
  3. Step 3: Cross multiply
    34,558.60x = 51,815.58 × 18,972.04
  4. Step 4: Simplify right side
    34,558.60x = 983,047,256.38
  5. Step 5: Solve for x
    x = 983,047,256.38/34,558.60
  6. Step 6: Final answer
    x = 28,445.81

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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.