Home / 34,193.60-51,304.80-18,622.40

Finding the Fourth Proportional to 34,193.60, 51,304.80 and 18,622.40

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Solution

The fourth proportional to 34,193.60, 51,304.80 and 18,622.40 is: 27,941.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,193.60 : 51,304.80 = 18,622.40 : x
  2. Step 2: Convert to fraction form
    34,193.60/51,304.80 = 18,622.40/x
  3. Step 3: Cross multiply
    34,193.60x = 51,304.80 × 18,622.40
  4. Step 4: Simplify right side
    34,193.60x = 955,418,507.52
  5. Step 5: Solve for x
    x = 955,418,507.52/34,193.60
  6. Step 6: Final answer
    x = 27,941.44

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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.