Home / 21,579.37-32,355.21-14,897.14

Finding the Fourth Proportional to 21,579.37, 32,355.21 and 14,897.14

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Solution

The fourth proportional to 21,579.37, 32,355.21 and 14,897.14 is: 22,336.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,579.37 : 32,355.21 = 14,897.14 : x
  2. Step 2: Convert to fraction form
    21,579.37/32,355.21 = 14,897.14/x
  3. Step 3: Cross multiply
    21,579.37x = 32,355.21 × 14,897.14
  4. Step 4: Simplify right side
    21,579.37x = 482,000,245.74
  5. Step 5: Solve for x
    x = 482,000,245.74/21,579.37
  6. Step 6: Final answer
    x = 22,336.16

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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.