Home / 28,814.76-43,148.04-23,165.88

Finding the Fourth Proportional to 28,814.76, 43,148.04 and 23,165.88

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Solution

The fourth proportional to 28,814.76, 43,148.04 and 23,165.88 is: 34,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,814.76 : 43,148.04 = 23,165.88 : x
  2. Step 2: Convert to fraction form
    28,814.76/43,148.04 = 23,165.88/x
  3. Step 3: Cross multiply
    28,814.76x = 43,148.04 × 23,165.88
  4. Step 4: Simplify right side
    28,814.76x = 999,562,316.88
  5. Step 5: Solve for x
    x = 999,562,316.88/28,814.76
  6. Step 6: Final answer
    x = 34,689.25

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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.