Home / 16,777.35-23,152.36-9,120.44

Finding the Fourth Proportional to 16,777.35, 23,152.36 and 9,120.44

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Solution

The fourth proportional to 16,777.35, 23,152.36 and 9,120.44 is: 12,586.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,777.35 : 23,152.36 = 9,120.44 : x
  2. Step 2: Convert to fraction form
    16,777.35/23,152.36 = 9,120.44/x
  3. Step 3: Cross multiply
    16,777.35x = 23,152.36 × 9,120.44
  4. Step 4: Simplify right side
    16,777.35x = 211,159,710.24
  5. Step 5: Solve for x
    x = 211,159,710.24/16,777.35
  6. Step 6: Final answer
    x = 12,586.00

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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.