Home / 34,106.20-51,159.30-10,729.60

Finding the Fourth Proportional to 34,106.20, 51,159.30 and 10,729.60

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Solution

The fourth proportional to 34,106.20, 51,159.30 and 10,729.60 is: 16,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,106.20 : 51,159.30 = 10,729.60 : x
  2. Step 2: Convert to fraction form
    34,106.20/51,159.30 = 10,729.60/x
  3. Step 3: Cross multiply
    34,106.20x = 51,159.30 × 10,729.60
  4. Step 4: Simplify right side
    34,106.20x = 548,918,825.28
  5. Step 5: Solve for x
    x = 548,918,825.28/34,106.20
  6. Step 6: Final answer
    x = 16,094.40

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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.