Home / 14,215.24-21,325.59-4,354.61

Finding the Fourth Proportional to 14,215.24, 21,325.59 and 4,354.61

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Solution

The fourth proportional to 14,215.24, 21,325.59 and 4,354.61 is: 6,532.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215.24 : 21,325.59 = 4,354.61 : x
  2. Step 2: Convert to fraction form
    14,215.24/21,325.59 = 4,354.61/x
  3. Step 3: Cross multiply
    14,215.24x = 21,325.59 × 4,354.61
  4. Step 4: Simplify right side
    14,215.24x = 92,864,520.84
  5. Step 5: Solve for x
    x = 92,864,520.84/14,215.24
  6. Step 6: Final answer
    x = 6,532.74

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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.