Home / 16,986.65-23,441.13-9,432.74

Finding the Fourth Proportional to 16,986.65, 23,441.13 and 9,432.74

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Solution

The fourth proportional to 16,986.65, 23,441.13 and 9,432.74 is: 13,016.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.65 : 23,441.13 = 9,432.74 : x
  2. Step 2: Convert to fraction form
    16,986.65/23,441.13 = 9,432.74/x
  3. Step 3: Cross multiply
    16,986.65x = 23,441.13 × 9,432.74
  4. Step 4: Simplify right side
    16,986.65x = 221,114,084.60
  5. Step 5: Solve for x
    x = 221,114,084.60/16,986.65
  6. Step 6: Final answer
    x = 13,016.93

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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.