Home / 16,138.32-24,210.30-7,374.12

Finding the Fourth Proportional to 16,138.32, 24,210.30 and 7,374.12

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Solution

The fourth proportional to 16,138.32, 24,210.30 and 7,374.12 is: 11,062.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138.32 : 24,210.30 = 7,374.12 : x
  2. Step 2: Convert to fraction form
    16,138.32/24,210.30 = 7,374.12/x
  3. Step 3: Cross multiply
    16,138.32x = 24,210.30 × 7,374.12
  4. Step 4: Simplify right side
    16,138.32x = 178,529,657.44
  5. Step 5: Solve for x
    x = 178,529,657.44/16,138.32
  6. Step 6: Final answer
    x = 11,062.47

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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.