Home / 30,779.60-46,183.80-16,005.20

Finding the Fourth Proportional to 30,779.60, 46,183.80 and 16,005.20

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Solution

The fourth proportional to 30,779.60, 46,183.80 and 16,005.20 is: 24,015.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,779.60 : 46,183.80 = 16,005.20 : x
  2. Step 2: Convert to fraction form
    30,779.60/46,183.80 = 16,005.20/x
  3. Step 3: Cross multiply
    30,779.60x = 46,183.80 × 16,005.20
  4. Step 4: Simplify right side
    30,779.60x = 739,180,955.76
  5. Step 5: Solve for x
    x = 739,180,955.76/30,779.60
  6. Step 6: Final answer
    x = 24,015.29

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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.