Home / 16,983.87-23,437.94-9,430.35

Finding the Fourth Proportional to 16,983.87, 23,437.94 and 9,430.35

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Solution

The fourth proportional to 16,983.87, 23,437.94 and 9,430.35 is: 13,013.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,983.87 : 23,437.94 = 9,430.35 : x
  2. Step 2: Convert to fraction form
    16,983.87/23,437.94 = 9,430.35/x
  3. Step 3: Cross multiply
    16,983.87x = 23,437.94 × 9,430.35
  4. Step 4: Simplify right side
    16,983.87x = 221,027,930.33
  5. Step 5: Solve for x
    x = 221,027,930.33/16,983.87
  6. Step 6: Final answer
    x = 13,013.99

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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.