Home / 19,149.10-28,583.30-17,741.90

Finding the Fourth Proportional to 19,149.10, 28,583.30 and 17,741.90

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Solution

The fourth proportional to 19,149.10, 28,583.30 and 17,741.90 is: 26,482.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149.10 : 28,583.30 = 17,741.90 : x
  2. Step 2: Convert to fraction form
    19,149.10/28,583.30 = 17,741.90/x
  3. Step 3: Cross multiply
    19,149.10x = 28,583.30 × 17,741.90
  4. Step 4: Simplify right side
    19,149.10x = 507,122,050.27
  5. Step 5: Solve for x
    x = 507,122,050.27/19,149.10
  6. Step 6: Final answer
    x = 26,482.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.