Home / 30,873.33-42,605.05-16,726.21

Finding the Fourth Proportional to 30,873.33, 42,605.05 and 16,726.21

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Solution

The fourth proportional to 30,873.33, 42,605.05 and 16,726.21 is: 23,082.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,873.33 : 42,605.05 = 16,726.21 : x
  2. Step 2: Convert to fraction form
    30,873.33/42,605.05 = 16,726.21/x
  3. Step 3: Cross multiply
    30,873.33x = 42,605.05 × 16,726.21
  4. Step 4: Simplify right side
    30,873.33x = 712,621,013.36
  5. Step 5: Solve for x
    x = 712,621,013.36/30,873.33
  6. Step 6: Final answer
    x = 23,082.09

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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.