Home / 51,147.60-76,706.28-23,051.40

Finding the Fourth Proportional to 51,147.60, 76,706.28 and 23,051.40

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Solution

The fourth proportional to 51,147.60, 76,706.28 and 23,051.40 is: 34,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,147.60 : 76,706.28 = 23,051.40 : x
  2. Step 2: Convert to fraction form
    51,147.60/76,706.28 = 23,051.40/x
  3. Step 3: Cross multiply
    51,147.60x = 76,706.28 × 23,051.40
  4. Step 4: Simplify right side
    51,147.60x = 1,768,187,142.79
  5. Step 5: Solve for x
    x = 1,768,187,142.79/51,147.60
  6. Step 6: Final answer
    x = 34,570.29

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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.