Home / 34,284.76-51,432.90-10,918.36

Finding the Fourth Proportional to 34,284.76, 51,432.90 and 10,918.36

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Solution

The fourth proportional to 34,284.76, 51,432.90 and 10,918.36 is: 16,379.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,284.76 : 51,432.90 = 10,918.36 : x
  2. Step 2: Convert to fraction form
    34,284.76/51,432.90 = 10,918.36/x
  3. Step 3: Cross multiply
    34,284.76x = 51,432.90 × 10,918.36
  4. Step 4: Simplify right side
    34,284.76x = 561,562,918.04
  5. Step 5: Solve for x
    x = 561,562,918.04/34,284.76
  6. Step 6: Final answer
    x = 16,379.37

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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.