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Finding the Fourth Proportional to 15,992.34, 23,989.23 and 4,898.22

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Solution

The fourth proportional to 15,992.34, 23,989.23 and 4,898.22 is: 7,347.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,992.34 : 23,989.23 = 4,898.22 : x
  2. Step 2: Convert to fraction form
    15,992.34/23,989.23 = 4,898.22/x
  3. Step 3: Cross multiply
    15,992.34x = 23,989.23 × 4,898.22
  4. Step 4: Simplify right side
    15,992.34x = 117,504,526.17
  5. Step 5: Solve for x
    x = 117,504,526.17/15,992.34
  6. Step 6: Final answer
    x = 7,347.55

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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.