Home / 16,822.80-23,214.96-10,538.64

Finding the Fourth Proportional to 16,822.80, 23,214.96 and 10,538.64

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Solution

The fourth proportional to 16,822.80, 23,214.96 and 10,538.64 is: 14,543.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,822.80 : 23,214.96 = 10,538.64 : x
  2. Step 2: Convert to fraction form
    16,822.80/23,214.96 = 10,538.64/x
  3. Step 3: Cross multiply
    16,822.80x = 23,214.96 × 10,538.64
  4. Step 4: Simplify right side
    16,822.80x = 244,654,106.05
  5. Step 5: Solve for x
    x = 244,654,106.05/16,822.80
  6. Step 6: Final answer
    x = 14,543.01

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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.