Home / 15,871.01-23,806.60-4,777.63

Finding the Fourth Proportional to 15,871.01, 23,806.60 and 4,777.63

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Solution

The fourth proportional to 15,871.01, 23,806.60 and 4,777.63 is: 7,166.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,871.01 : 23,806.60 = 4,777.63 : x
  2. Step 2: Convert to fraction form
    15,871.01/23,806.60 = 4,777.63/x
  3. Step 3: Cross multiply
    15,871.01x = 23,806.60 × 4,777.63
  4. Step 4: Simplify right side
    15,871.01x = 113,739,054.90
  5. Step 5: Solve for x
    x = 113,739,054.90/15,871.01
  6. Step 6: Final answer
    x = 7,166.47

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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.