Home / 18,320.48-27,482.88-5,836.16

Finding the Fourth Proportional to 18,320.48, 27,482.88 and 5,836.16

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Solution

The fourth proportional to 18,320.48, 27,482.88 and 5,836.16 is: 8,754.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,320.48 : 27,482.88 = 5,836.16 : x
  2. Step 2: Convert to fraction form
    18,320.48/27,482.88 = 5,836.16/x
  3. Step 3: Cross multiply
    18,320.48x = 27,482.88 × 5,836.16
  4. Step 4: Simplify right side
    18,320.48x = 160,394,484.94
  5. Step 5: Solve for x
    x = 160,394,484.94/18,320.48
  6. Step 6: Final answer
    x = 8,754.93

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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.