Home / 34,244.06-51,365.54-13,188.72

Finding the Fourth Proportional to 34,244.06, 51,365.54 and 13,188.72

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Solution

The fourth proportional to 34,244.06, 51,365.54 and 13,188.72 is: 19,782.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,244.06 : 51,365.54 = 13,188.72 : x
  2. Step 2: Convert to fraction form
    34,244.06/51,365.54 = 13,188.72/x
  3. Step 3: Cross multiply
    34,244.06x = 51,365.54 × 13,188.72
  4. Step 4: Simplify right side
    34,244.06x = 677,445,658.77
  5. Step 5: Solve for x
    x = 677,445,658.77/34,244.06
  6. Step 6: Final answer
    x = 19,782.87

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1.5x scale

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.