Home / 15,776.21-23,657.37-5,908.56

Finding the Fourth Proportional to 15,776.21, 23,657.37 and 5,908.56

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Solution

The fourth proportional to 15,776.21, 23,657.37 and 5,908.56 is: 8,860.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,776.21 : 23,657.37 = 5,908.56 : x
  2. Step 2: Convert to fraction form
    15,776.21/23,657.37 = 5,908.56/x
  3. Step 3: Cross multiply
    15,776.21x = 23,657.37 × 5,908.56
  4. Step 4: Simplify right side
    15,776.21x = 139,780,990.09
  5. Step 5: Solve for x
    x = 139,780,990.09/15,776.21
  6. Step 6: Final answer
    x = 8,860.24

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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.