Home / 30,822.60-42,535.08-16,675.38

Finding the Fourth Proportional to 30,822.60, 42,535.08 and 16,675.38

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Solution

The fourth proportional to 30,822.60, 42,535.08 and 16,675.38 is: 23,011.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,822.60 : 42,535.08 = 16,675.38 : x
  2. Step 2: Convert to fraction form
    30,822.60/42,535.08 = 16,675.38/x
  3. Step 3: Cross multiply
    30,822.60x = 42,535.08 × 16,675.38
  4. Step 4: Simplify right side
    30,822.60x = 709,288,622.33
  5. Step 5: Solve for x
    x = 709,288,622.33/30,822.60
  6. Step 6: Final answer
    x = 23,011.97

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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.