Home / 36,135.40-54,159.90-18,596.20

Finding the Fourth Proportional to 36,135.40, 54,159.90 and 18,596.20

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Solution

The fourth proportional to 36,135.40, 54,159.90 and 18,596.20 is: 27,872.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,135.40 : 54,159.90 = 18,596.20 : x
  2. Step 2: Convert to fraction form
    36,135.40/54,159.90 = 18,596.20/x
  3. Step 3: Cross multiply
    36,135.40x = 54,159.90 × 18,596.20
  4. Step 4: Simplify right side
    36,135.40x = 1,007,168,332.38
  5. Step 5: Solve for x
    x = 1,007,168,332.38/36,135.40
  6. Step 6: Final answer
    x = 27,872.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.