Home / 34,940.10-52,366.18-18,929.02

Finding the Fourth Proportional to 34,940.10, 52,366.18 and 18,929.02

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Solution

The fourth proportional to 34,940.10, 52,366.18 and 18,929.02 is: 28,369.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,940.10 : 52,366.18 = 18,929.02 : x
  2. Step 2: Convert to fraction form
    34,940.10/52,366.18 = 18,929.02/x
  3. Step 3: Cross multiply
    34,940.10x = 52,366.18 × 18,929.02
  4. Step 4: Simplify right side
    34,940.10x = 991,240,174.64
  5. Step 5: Solve for x
    x = 991,240,174.64/34,940.10
  6. Step 6: Final answer
    x = 28,369.70

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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.