Home / 16,319.20-24,479.74-4,631.50

Finding the Fourth Proportional to 16,319.20, 24,479.74 and 4,631.50

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Solution

The fourth proportional to 16,319.20, 24,479.74 and 4,631.50 is: 6,947.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,319.20 : 24,479.74 = 4,631.50 : x
  2. Step 2: Convert to fraction form
    16,319.20/24,479.74 = 4,631.50/x
  3. Step 3: Cross multiply
    16,319.20x = 24,479.74 × 4,631.50
  4. Step 4: Simplify right side
    16,319.20x = 113,377,915.81
  5. Step 5: Solve for x
    x = 113,377,915.81/16,319.20
  6. Step 6: Final answer
    x = 6,947.52

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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.