Home / 14,137.07-21,200.20-4,647.17

Finding the Fourth Proportional to 14,137.07, 21,200.20 and 4,647.17

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Solution

The fourth proportional to 14,137.07, 21,200.20 and 4,647.17 is: 6,968.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.07 : 21,200.20 = 4,647.17 : x
  2. Step 2: Convert to fraction form
    14,137.07/21,200.20 = 4,647.17/x
  3. Step 3: Cross multiply
    14,137.07x = 21,200.20 × 4,647.17
  4. Step 4: Simplify right side
    14,137.07x = 98,520,974.82
  5. Step 5: Solve for x
    x = 98,520,974.82/14,137.07
  6. Step 6: Final answer
    x = 6,968.98

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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.