Home / 16,717.40-23,069.96-10,003.28

Finding the Fourth Proportional to 16,717.40, 23,069.96 and 10,003.28

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Solution

The fourth proportional to 16,717.40, 23,069.96 and 10,003.28 is: 13,804.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,717.40 : 23,069.96 = 10,003.28 : x
  2. Step 2: Convert to fraction form
    16,717.40/23,069.96 = 10,003.28/x
  3. Step 3: Cross multiply
    16,717.40x = 23,069.96 × 10,003.28
  4. Step 4: Simplify right side
    16,717.40x = 230,775,269.47
  5. Step 5: Solve for x
    x = 230,775,269.47/16,717.40
  6. Step 6: Final answer
    x = 13,804.50

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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.