Home / 16,561.08-22,859.43-10,189.62

Finding the Fourth Proportional to 16,561.08, 22,859.43 and 10,189.62

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Solution

The fourth proportional to 16,561.08, 22,859.43 and 10,189.62 is: 14,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,561.08 : 22,859.43 = 10,189.62 : x
  2. Step 2: Convert to fraction form
    16,561.08/22,859.43 = 10,189.62/x
  3. Step 3: Cross multiply
    16,561.08x = 22,859.43 × 10,189.62
  4. Step 4: Simplify right side
    16,561.08x = 232,928,905.12
  5. Step 5: Solve for x
    x = 232,928,905.12/16,561.08
  6. Step 6: Final answer
    x = 14,064.84

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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.