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Finding the Fourth Proportional to 14,000.61, 21,000.22 and 5,234.84

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Solution

The fourth proportional to 14,000.61, 21,000.22 and 5,234.84 is: 7,852.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.61 : 21,000.22 = 5,234.84 : x
  2. Step 2: Convert to fraction form
    14,000.61/21,000.22 = 5,234.84/x
  3. Step 3: Cross multiply
    14,000.61x = 21,000.22 × 5,234.84
  4. Step 4: Simplify right side
    14,000.61x = 109,932,730.07
  5. Step 5: Solve for x
    x = 109,932,730.07/14,000.61
  6. Step 6: Final answer
    x = 7,852.00

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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.