Home / 34,679.07-51,985.13-15,971.99

Finding the Fourth Proportional to 34,679.07, 51,985.13 and 15,971.99

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Solution

The fourth proportional to 34,679.07, 51,985.13 and 15,971.99 is: 23,942.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,679.07 : 51,985.13 = 15,971.99 : x
  2. Step 2: Convert to fraction form
    34,679.07/51,985.13 = 15,971.99/x
  3. Step 3: Cross multiply
    34,679.07x = 51,985.13 × 15,971.99
  4. Step 4: Simplify right side
    34,679.07x = 830,305,636.72
  5. Step 5: Solve for x
    x = 830,305,636.72/34,679.07
  6. Step 6: Final answer
    x = 23,942.56

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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.