Home / 16,803.30-23,187.18-9,730.18

Finding the Fourth Proportional to 16,803.30, 23,187.18 and 9,730.18

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Solution

The fourth proportional to 16,803.30, 23,187.18 and 9,730.18 is: 13,426.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,803.30 : 23,187.18 = 9,730.18 : x
  2. Step 2: Convert to fraction form
    16,803.30/23,187.18 = 9,730.18/x
  3. Step 3: Cross multiply
    16,803.30x = 23,187.18 × 9,730.18
  4. Step 4: Simplify right side
    16,803.30x = 225,615,435.09
  5. Step 5: Solve for x
    x = 225,615,435.09/16,803.30
  6. Step 6: Final answer
    x = 13,426.85

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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.