Home / 16,987.46-23,440.73-9,433.13

Finding the Fourth Proportional to 16,987.46, 23,440.73 and 9,433.13

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Solution

The fourth proportional to 16,987.46, 23,440.73 and 9,433.13 is: 13,016.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,987.46 : 23,440.73 = 9,433.13 : x
  2. Step 2: Convert to fraction form
    16,987.46/23,440.73 = 9,433.13/x
  3. Step 3: Cross multiply
    16,987.46x = 23,440.73 × 9,433.13
  4. Step 4: Simplify right side
    16,987.46x = 221,119,289.02
  5. Step 5: Solve for x
    x = 221,119,289.02/16,987.46
  6. Step 6: Final answer
    x = 13,016.62

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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.