Home / 22,900.32-34,350.48-12,519.36

Finding the Fourth Proportional to 22,900.32, 34,350.48 and 12,519.36

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Solution

The fourth proportional to 22,900.32, 34,350.48 and 12,519.36 is: 18,779.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,900.32 : 34,350.48 = 12,519.36 : x
  2. Step 2: Convert to fraction form
    22,900.32/34,350.48 = 12,519.36/x
  3. Step 3: Cross multiply
    22,900.32x = 34,350.48 × 12,519.36
  4. Step 4: Simplify right side
    22,900.32x = 430,046,025.29
  5. Step 5: Solve for x
    x = 430,046,025.29/22,900.32
  6. Step 6: Final answer
    x = 18,779.04

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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.