Home / 16,898.81-23,325.06-9,826.61

Finding the Fourth Proportional to 16,898.81, 23,325.06 and 9,826.61

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Solution

The fourth proportional to 16,898.81, 23,325.06 and 9,826.61 is: 13,563.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.81 : 23,325.06 = 9,826.61 : x
  2. Step 2: Convert to fraction form
    16,898.81/23,325.06 = 9,826.61/x
  3. Step 3: Cross multiply
    16,898.81x = 23,325.06 × 9,826.61
  4. Step 4: Simplify right side
    16,898.81x = 229,206,151.22
  5. Step 5: Solve for x
    x = 229,206,151.22/16,898.81
  6. Step 6: Final answer
    x = 13,563.45

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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.