Home / 28,779.46-43,175.36-16,305.46

Finding the Fourth Proportional to 28,779.46, 43,175.36 and 16,305.46

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Solution

The fourth proportional to 28,779.46, 43,175.36 and 16,305.46 is: 24,461.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,779.46 : 43,175.36 = 16,305.46 : x
  2. Step 2: Convert to fraction form
    28,779.46/43,175.36 = 16,305.46/x
  3. Step 3: Cross multiply
    28,779.46x = 43,175.36 × 16,305.46
  4. Step 4: Simplify right side
    28,779.46x = 703,994,038.29
  5. Step 5: Solve for x
    x = 703,994,038.29/28,779.46
  6. Step 6: Final answer
    x = 24,461.69

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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.