Home / 34,170.56-51,259.02-12,817.58

Finding the Fourth Proportional to 34,170.56, 51,259.02 and 12,817.58

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Solution

The fourth proportional to 34,170.56, 51,259.02 and 12,817.58 is: 19,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,170.56 : 51,259.02 = 12,817.58 : x
  2. Step 2: Convert to fraction form
    34,170.56/51,259.02 = 12,817.58/x
  3. Step 3: Cross multiply
    34,170.56x = 51,259.02 × 12,817.58
  4. Step 4: Simplify right side
    34,170.56x = 657,016,285.21
  5. Step 5: Solve for x
    x = 657,016,285.21/34,170.56
  6. Step 6: Final answer
    x = 19,227.55

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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.