Home / 34,865.10-52,283.82-12,666.42

Finding the Fourth Proportional to 34,865.10, 52,283.82 and 12,666.42

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Solution

The fourth proportional to 34,865.10, 52,283.82 and 12,666.42 is: 18,994.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,865.10 : 52,283.82 = 12,666.42 : x
  2. Step 2: Convert to fraction form
    34,865.10/52,283.82 = 12,666.42/x
  3. Step 3: Cross multiply
    34,865.10x = 52,283.82 × 12,666.42
  4. Step 4: Simplify right side
    34,865.10x = 662,248,823.32
  5. Step 5: Solve for x
    x = 662,248,823.32/34,865.10
  6. Step 6: Final answer
    x = 18,994.61

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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.