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Finding the Fourth Proportional to 16,558.37, 22,850.47 and 9,756.37

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Solution

The fourth proportional to 16,558.37, 22,850.47 and 9,756.37 is: 13,463.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,558.37 : 22,850.47 = 9,756.37 : x
  2. Step 2: Convert to fraction form
    16,558.37/22,850.47 = 9,756.37/x
  3. Step 3: Cross multiply
    16,558.37x = 22,850.47 × 9,756.37
  4. Step 4: Simplify right side
    16,558.37x = 222,937,639.99
  5. Step 5: Solve for x
    x = 222,937,639.99/16,558.37
  6. Step 6: Final answer
    x = 13,463.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.