Home / 34,037.90-51,042.84-12,985.59

Finding the Fourth Proportional to 34,037.90, 51,042.84 and 12,985.59

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Solution

The fourth proportional to 34,037.90, 51,042.84 and 12,985.59 is: 19,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,037.90 : 51,042.84 = 12,985.59 : x
  2. Step 2: Convert to fraction form
    34,037.90/51,042.84 = 12,985.59/x
  3. Step 3: Cross multiply
    34,037.90x = 51,042.84 × 12,985.59
  4. Step 4: Simplify right side
    34,037.90x = 662,821,392.68
  5. Step 5: Solve for x
    x = 662,821,392.68/34,037.90
  6. Step 6: Final answer
    x = 19,473.04

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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.