Home / 14,002.16-21,007.35-4,141.70

Finding the Fourth Proportional to 14,002.16, 21,007.35 and 4,141.70

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Solution

The fourth proportional to 14,002.16, 21,007.35 and 4,141.70 is: 6,213.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002.16 : 21,007.35 = 4,141.70 : x
  2. Step 2: Convert to fraction form
    14,002.16/21,007.35 = 4,141.70/x
  3. Step 3: Cross multiply
    14,002.16x = 21,007.35 × 4,141.70
  4. Step 4: Simplify right side
    14,002.16x = 87,006,141.50
  5. Step 5: Solve for x
    x = 87,006,141.50/14,002.16
  6. Step 6: Final answer
    x = 6,213.77

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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.