Home / 34,870.12-52,292.50-19,086.80

Finding the Fourth Proportional to 34,870.12, 52,292.50 and 19,086.80

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Solution

The fourth proportional to 34,870.12, 52,292.50 and 19,086.80 is: 28,623.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,870.12 : 52,292.50 = 19,086.80 : x
  2. Step 2: Convert to fraction form
    34,870.12/52,292.50 = 19,086.80/x
  3. Step 3: Cross multiply
    34,870.12x = 52,292.50 × 19,086.80
  4. Step 4: Simplify right side
    34,870.12x = 998,096,489
  5. Step 5: Solve for x
    x = 998,096,489/34,870.12
  6. Step 6: Final answer
    x = 28,623.26

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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.