Home / 14,178.44-21,264.69-4,818.30

Finding the Fourth Proportional to 14,178.44, 21,264.69 and 4,818.30

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Solution

The fourth proportional to 14,178.44, 21,264.69 and 4,818.30 is: 7,226.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178.44 : 21,264.69 = 4,818.30 : x
  2. Step 2: Convert to fraction form
    14,178.44/21,264.69 = 4,818.30/x
  3. Step 3: Cross multiply
    14,178.44x = 21,264.69 × 4,818.30
  4. Step 4: Simplify right side
    14,178.44x = 102,459,655.83
  5. Step 5: Solve for x
    x = 102,459,655.83/14,178.44
  6. Step 6: Final answer
    x = 7,226.44

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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.