Home / 28,900.20-43,341.66-15,041.64

Finding the Fourth Proportional to 28,900.20, 43,341.66 and 15,041.64

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Solution

The fourth proportional to 28,900.20, 43,341.66 and 15,041.64 is: 22,557.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,900.20 : 43,341.66 = 15,041.64 : x
  2. Step 2: Convert to fraction form
    28,900.20/43,341.66 = 15,041.64/x
  3. Step 3: Cross multiply
    28,900.20x = 43,341.66 × 15,041.64
  4. Step 4: Simplify right side
    28,900.20x = 651,929,646.72
  5. Step 5: Solve for x
    x = 651,929,646.72/28,900.20
  6. Step 6: Final answer
    x = 22,557.96

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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.