Home / 14,154.11-21,200.94-10,784.92

Finding the Fourth Proportional to 14,154.11, 21,200.94 and 10,784.92

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Solution

The fourth proportional to 14,154.11, 21,200.94 and 10,784.92 is: 16,154.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154.11 : 21,200.94 = 10,784.92 : x
  2. Step 2: Convert to fraction form
    14,154.11/21,200.94 = 10,784.92/x
  3. Step 3: Cross multiply
    14,154.11x = 21,200.94 × 10,784.92
  4. Step 4: Simplify right side
    14,154.11x = 228,650,388.82
  5. Step 5: Solve for x
    x = 228,650,388.82/14,154.11
  6. Step 6: Final answer
    x = 16,154.34

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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.