Home / 16,520.16-24,774.68-4,830.68

Finding the Fourth Proportional to 16,520.16, 24,774.68 and 4,830.68

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Solution

The fourth proportional to 16,520.16, 24,774.68 and 4,830.68 is: 7,244.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.16 : 24,774.68 = 4,830.68 : x
  2. Step 2: Convert to fraction form
    16,520.16/24,774.68 = 4,830.68/x
  3. Step 3: Cross multiply
    16,520.16x = 24,774.68 × 4,830.68
  4. Step 4: Simplify right side
    16,520.16x = 119,678,551.18
  5. Step 5: Solve for x
    x = 119,678,551.18/16,520.16
  6. Step 6: Final answer
    x = 7,244.39

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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.