Home / 17,308.40-25,962.60-5,622.80

Finding the Fourth Proportional to 17,308.40, 25,962.60 and 5,622.80

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Solution

The fourth proportional to 17,308.40, 25,962.60 and 5,622.80 is: 8,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,308.40 : 25,962.60 = 5,622.80 : x
  2. Step 2: Convert to fraction form
    17,308.40/25,962.60 = 5,622.80/x
  3. Step 3: Cross multiply
    17,308.40x = 25,962.60 × 5,622.80
  4. Step 4: Simplify right side
    17,308.40x = 145,982,507.28
  5. Step 5: Solve for x
    x = 145,982,507.28/17,308.40
  6. Step 6: Final answer
    x = 8,434.20

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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.