Home / 30,823.10-42,535.92-16,675.94

Finding the Fourth Proportional to 30,823.10, 42,535.92 and 16,675.94

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Solution

The fourth proportional to 30,823.10, 42,535.92 and 16,675.94 is: 23,012.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,823.10 : 42,535.92 = 16,675.94 : x
  2. Step 2: Convert to fraction form
    30,823.10/42,535.92 = 16,675.94/x
  3. Step 3: Cross multiply
    30,823.10x = 42,535.92 × 16,675.94
  4. Step 4: Simplify right side
    30,823.10x = 709,326,237.09
  5. Step 5: Solve for x
    x = 709,326,237.09/30,823.10
  6. Step 6: Final answer
    x = 23,012.82

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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.