Home / 30,873.44-42,605.56-16,726.28

Finding the Fourth Proportional to 30,873.44, 42,605.56 and 16,726.28

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Solution

The fourth proportional to 30,873.44, 42,605.56 and 16,726.28 is: 23,082.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,873.44 : 42,605.56 = 16,726.28 : x
  2. Step 2: Convert to fraction form
    30,873.44/42,605.56 = 16,726.28/x
  3. Step 3: Cross multiply
    30,873.44x = 42,605.56 × 16,726.28
  4. Step 4: Simplify right side
    30,873.44x = 712,632,526.12
  5. Step 5: Solve for x
    x = 712,632,526.12/30,873.44
  6. Step 6: Final answer
    x = 23,082.38

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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.