Home / 14,521.22-21,775.66-4,655.12

Finding the Fourth Proportional to 14,521.22, 21,775.66 and 4,655.12

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Solution

The fourth proportional to 14,521.22, 21,775.66 and 4,655.12 is: 6,980.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521.22 : 21,775.66 = 4,655.12 : x
  2. Step 2: Convert to fraction form
    14,521.22/21,775.66 = 4,655.12/x
  3. Step 3: Cross multiply
    14,521.22x = 21,775.66 × 4,655.12
  4. Step 4: Simplify right side
    14,521.22x = 101,368,310.38
  5. Step 5: Solve for x
    x = 101,368,310.38/14,521.22
  6. Step 6: Final answer
    x = 6,980.70

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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.