Home / 16,590.98-24,878.36-7,238.90

Finding the Fourth Proportional to 16,590.98, 24,878.36 and 7,238.90

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Solution

The fourth proportional to 16,590.98, 24,878.36 and 7,238.90 is: 10,854.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,590.98 : 24,878.36 = 7,238.90 : x
  2. Step 2: Convert to fraction form
    16,590.98/24,878.36 = 7,238.90/x
  3. Step 3: Cross multiply
    16,590.98x = 24,878.36 × 7,238.90
  4. Step 4: Simplify right side
    16,590.98x = 180,091,960.20
  5. Step 5: Solve for x
    x = 180,091,960.20/16,590.98
  6. Step 6: Final answer
    x = 10,854.81

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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.