Home / 18,321.75-27,482.85-5,841.72

Finding the Fourth Proportional to 18,321.75, 27,482.85 and 5,841.72

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Solution

The fourth proportional to 18,321.75, 27,482.85 and 5,841.72 is: 8,762.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,321.75 : 27,482.85 = 5,841.72 : x
  2. Step 2: Convert to fraction form
    18,321.75/27,482.85 = 5,841.72/x
  3. Step 3: Cross multiply
    18,321.75x = 27,482.85 × 5,841.72
  4. Step 4: Simplify right side
    18,321.75x = 160,547,114.50
  5. Step 5: Solve for x
    x = 160,547,114.50/18,321.75
  6. Step 6: Final answer
    x = 8,762.65

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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.