Home / 14,002.15-21,000.69-6,100.24

Finding the Fourth Proportional to 14,002.15, 21,000.69 and 6,100.24

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Solution

The fourth proportional to 14,002.15, 21,000.69 and 6,100.24 is: 9,149.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002.15 : 21,000.69 = 6,100.24 : x
  2. Step 2: Convert to fraction form
    14,002.15/21,000.69 = 6,100.24/x
  3. Step 3: Cross multiply
    14,002.15x = 21,000.69 × 6,100.24
  4. Step 4: Simplify right side
    14,002.15x = 128,109,249.17
  5. Step 5: Solve for x
    x = 128,109,249.17/14,002.15
  6. Step 6: Final answer
    x = 9,149.26

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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.