Home / 14,498.20-21,720.84-6,702.76

Finding the Fourth Proportional to 14,498.20, 21,720.84 and 6,702.76

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Solution

The fourth proportional to 14,498.20, 21,720.84 and 6,702.76 is: 10,041.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498.20 : 21,720.84 = 6,702.76 : x
  2. Step 2: Convert to fraction form
    14,498.20/21,720.84 = 6,702.76/x
  3. Step 3: Cross multiply
    14,498.20x = 21,720.84 × 6,702.76
  4. Step 4: Simplify right side
    14,498.20x = 145,589,577.52
  5. Step 5: Solve for x
    x = 145,589,577.52/14,498.20
  6. Step 6: Final answer
    x = 10,041.91

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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.