Home / 16,986.08-23,440.00-9,432.89

Finding the Fourth Proportional to 16,986.08, 23,440.00 and 9,432.89

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Solution

The fourth proportional to 16,986.08, 23,440.00 and 9,432.89 is: 13,016.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.08 : 23,440.00 = 9,432.89 : x
  2. Step 2: Convert to fraction form
    16,986.08/23,440.00 = 9,432.89/x
  3. Step 3: Cross multiply
    16,986.08x = 23,440.00 × 9,432.89
  4. Step 4: Simplify right side
    16,986.08x = 221,106,924.09
  5. Step 5: Solve for x
    x = 221,106,924.09/16,986.08
  6. Step 6: Final answer
    x = 13,016.95

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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.