Home / 18,617.34-25,692.56-10,959.23

Finding the Fourth Proportional to 18,617.34, 25,692.56 and 10,959.23

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Solution

The fourth proportional to 18,617.34, 25,692.56 and 10,959.23 is: 15,124.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,617.34 : 25,692.56 = 10,959.23 : x
  2. Step 2: Convert to fraction form
    18,617.34/25,692.56 = 10,959.23/x
  3. Step 3: Cross multiply
    18,617.34x = 25,692.56 × 10,959.23
  4. Step 4: Simplify right side
    18,617.34x = 281,570,587.42
  5. Step 5: Solve for x
    x = 281,570,587.42/18,617.34
  6. Step 6: Final answer
    x = 15,124.10

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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.