Home / 30,822.58-42,535.56-17,394.58

Finding the Fourth Proportional to 30,822.58, 42,535.56 and 17,394.58

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Solution

The fourth proportional to 30,822.58, 42,535.56 and 17,394.58 is: 24,004.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,822.58 : 42,535.56 = 17,394.58 : x
  2. Step 2: Convert to fraction form
    30,822.58/42,535.56 = 17,394.58/x
  3. Step 3: Cross multiply
    30,822.58x = 42,535.56 × 17,394.58
  4. Step 4: Simplify right side
    30,822.58x = 739,888,201.26
  5. Step 5: Solve for x
    x = 739,888,201.26/30,822.58
  6. Step 6: Final answer
    x = 24,004.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.