Home / 14,288.84-21,432.20-4,801.22

Finding the Fourth Proportional to 14,288.84, 21,432.20 and 4,801.22

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Solution

The fourth proportional to 14,288.84, 21,432.20 and 4,801.22 is: 7,201.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,288.84 : 21,432.20 = 4,801.22 : x
  2. Step 2: Convert to fraction form
    14,288.84/21,432.20 = 4,801.22/x
  3. Step 3: Cross multiply
    14,288.84x = 21,432.20 × 4,801.22
  4. Step 4: Simplify right side
    14,288.84x = 102,900,707.28
  5. Step 5: Solve for x
    x = 102,900,707.28/14,288.84
  6. Step 6: Final answer
    x = 7,201.47

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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.