Home / 16,856.02-23,260.62-9,780.94

Finding the Fourth Proportional to 16,856.02, 23,260.62 and 9,780.94

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Solution

The fourth proportional to 16,856.02, 23,260.62 and 9,780.94 is: 13,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.02 : 23,260.62 = 9,780.94 : x
  2. Step 2: Convert to fraction form
    16,856.02/23,260.62 = 9,780.94/x
  3. Step 3: Cross multiply
    16,856.02x = 23,260.62 × 9,780.94
  4. Step 4: Simplify right side
    16,856.02x = 227,510,728.58
  5. Step 5: Solve for x
    x = 227,510,728.58/16,856.02
  6. Step 6: Final answer
    x = 13,497.30

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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.