Home / 16,688.14-23,028.62-9,133.06

Finding the Fourth Proportional to 16,688.14, 23,028.62 and 9,133.06

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Solution

The fourth proportional to 16,688.14, 23,028.62 and 9,133.06 is: 12,603.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.14 : 23,028.62 = 9,133.06 : x
  2. Step 2: Convert to fraction form
    16,688.14/23,028.62 = 9,133.06/x
  3. Step 3: Cross multiply
    16,688.14x = 23,028.62 × 9,133.06
  4. Step 4: Simplify right side
    16,688.14x = 210,321,768.18
  5. Step 5: Solve for x
    x = 210,321,768.18/16,688.14
  6. Step 6: Final answer
    x = 12,603.07

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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.