Home / 34,071.40-51,107.10-31,009.60

Finding the Fourth Proportional to 34,071.40, 51,107.10 and 31,009.60

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Solution

The fourth proportional to 34,071.40, 51,107.10 and 31,009.60 is: 46,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,071.40 : 51,107.10 = 31,009.60 : x
  2. Step 2: Convert to fraction form
    34,071.40/51,107.10 = 31,009.60/x
  3. Step 3: Cross multiply
    34,071.40x = 51,107.10 × 31,009.60
  4. Step 4: Simplify right side
    34,071.40x = 1,584,810,728.16
  5. Step 5: Solve for x
    x = 1,584,810,728.16/34,071.40
  6. Step 6: Final answer
    x = 46,514.40

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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.