Home / 16,782.42-23,159.26-9,228.76

Finding the Fourth Proportional to 16,782.42, 23,159.26 and 9,228.76

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Solution

The fourth proportional to 16,782.42, 23,159.26 and 9,228.76 is: 12,735.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.42 : 23,159.26 = 9,228.76 : x
  2. Step 2: Convert to fraction form
    16,782.42/23,159.26 = 9,228.76/x
  3. Step 3: Cross multiply
    16,782.42x = 23,159.26 × 9,228.76
  4. Step 4: Simplify right side
    16,782.42x = 213,731,252.32
  5. Step 5: Solve for x
    x = 213,731,252.32/16,782.42
  6. Step 6: Final answer
    x = 12,735.43

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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.