Home / 14,000.19-20,999.55-5,234.41

Finding the Fourth Proportional to 14,000.19, 20,999.55 and 5,234.41

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Solution

The fourth proportional to 14,000.19, 20,999.55 and 5,234.41 is: 7,851.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.19 : 20,999.55 = 5,234.41 : x
  2. Step 2: Convert to fraction form
    14,000.19/20,999.55 = 5,234.41/x
  3. Step 3: Cross multiply
    14,000.19x = 20,999.55 × 5,234.41
  4. Step 4: Simplify right side
    14,000.19x = 109,920,254.52
  5. Step 5: Solve for x
    x = 109,920,254.52/14,000.19
  6. Step 6: Final answer
    x = 7,851.34

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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.