Home / 16,932-23,366.88-9,857.28

Finding the Fourth Proportional to 16,932, 23,366.88 and 9,857.28

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Solution

The fourth proportional to 16,932, 23,366.88 and 9,857.28 is: 13,603.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,932 : 23,366.88 = 9,857.28 : x
  2. Step 2: Convert to fraction form
    16,932/23,366.88 = 9,857.28/x
  3. Step 3: Cross multiply
    16,932x = 23,366.88 × 9,857.28
  4. Step 4: Simplify right side
    16,932x = 230,333,878.89
  5. Step 5: Solve for x
    x = 230,333,878.89/16,932
  6. Step 6: Final answer
    x = 13,603.47

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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.