Home / 16,008.20-24,015.90-4,915.40

Finding the Fourth Proportional to 16,008.20, 24,015.90 and 4,915.40

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Solution

The fourth proportional to 16,008.20, 24,015.90 and 4,915.40 is: 7,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,008.20 : 24,015.90 = 4,915.40 : x
  2. Step 2: Convert to fraction form
    16,008.20/24,015.90 = 4,915.40/x
  3. Step 3: Cross multiply
    16,008.20x = 24,015.90 × 4,915.40
  4. Step 4: Simplify right side
    16,008.20x = 118,047,754.86
  5. Step 5: Solve for x
    x = 118,047,754.86/16,008.20
  6. Step 6: Final answer
    x = 7,374.21

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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.