Home / 28,861.46-43,289.35-14,080.58

Finding the Fourth Proportional to 28,861.46, 43,289.35 and 14,080.58

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Solution

The fourth proportional to 28,861.46, 43,289.35 and 14,080.58 is: 21,119.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,861.46 : 43,289.35 = 14,080.58 : x
  2. Step 2: Convert to fraction form
    28,861.46/43,289.35 = 14,080.58/x
  3. Step 3: Cross multiply
    28,861.46x = 43,289.35 × 14,080.58
  4. Step 4: Simplify right side
    28,861.46x = 609,539,066.51
  5. Step 5: Solve for x
    x = 609,539,066.51/28,861.46
  6. Step 6: Final answer
    x = 21,119.48

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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.