Home / 34,622.12-51,938.16-10,921.60

Finding the Fourth Proportional to 34,622.12, 51,938.16 and 10,921.60

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Solution

The fourth proportional to 34,622.12, 51,938.16 and 10,921.60 is: 16,383.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,622.12 : 51,938.16 = 10,921.60 : x
  2. Step 2: Convert to fraction form
    34,622.12/51,938.16 = 10,921.60/x
  3. Step 3: Cross multiply
    34,622.12x = 51,938.16 × 10,921.60
  4. Step 4: Simplify right side
    34,622.12x = 567,247,808.26
  5. Step 5: Solve for x
    x = 567,247,808.26/34,622.12
  6. Step 6: Final answer
    x = 16,383.97

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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.