Home / 14,529.12-21,772.88-8,276.22

Finding the Fourth Proportional to 14,529.12, 21,772.88 and 8,276.22

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Solution

The fourth proportional to 14,529.12, 21,772.88 and 8,276.22 is: 12,402.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.12 : 21,772.88 = 8,276.22 : x
  2. Step 2: Convert to fraction form
    14,529.12/21,772.88 = 8,276.22/x
  3. Step 3: Cross multiply
    14,529.12x = 21,772.88 × 8,276.22
  4. Step 4: Simplify right side
    14,529.12x = 180,197,036.05
  5. Step 5: Solve for x
    x = 180,197,036.05/14,529.12
  6. Step 6: Final answer
    x = 12,402.48

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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.