Home / 34,126.60-51,242.70-18,574.60

Finding the Fourth Proportional to 34,126.60, 51,242.70 and 18,574.60

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Solution

The fourth proportional to 34,126.60, 51,242.70 and 18,574.60 is: 27,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,126.60 : 51,242.70 = 18,574.60 : x
  2. Step 2: Convert to fraction form
    34,126.60/51,242.70 = 18,574.60/x
  3. Step 3: Cross multiply
    34,126.60x = 51,242.70 × 18,574.60
  4. Step 4: Simplify right side
    34,126.60x = 951,812,655.42
  5. Step 5: Solve for x
    x = 951,812,655.42/34,126.60
  6. Step 6: Final answer
    x = 27,890.64

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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.