Home / 19,041.10-28,561.65-16,999.90

Finding the Fourth Proportional to 19,041.10, 28,561.65 and 16,999.90

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Solution

The fourth proportional to 19,041.10, 28,561.65 and 16,999.90 is: 25,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,041.10 : 28,561.65 = 16,999.90 : x
  2. Step 2: Convert to fraction form
    19,041.10/28,561.65 = 16,999.90/x
  3. Step 3: Cross multiply
    19,041.10x = 28,561.65 × 16,999.90
  4. Step 4: Simplify right side
    19,041.10x = 485,545,193.84
  5. Step 5: Solve for x
    x = 485,545,193.84/19,041.10
  6. Step 6: Final answer
    x = 25,499.85

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.