Home / 14,406.04-21,579.90-11,256.76

Finding the Fourth Proportional to 14,406.04, 21,579.90 and 11,256.76

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Solution

The fourth proportional to 14,406.04, 21,579.90 and 11,256.76 is: 16,862.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,406.04 : 21,579.90 = 11,256.76 : x
  2. Step 2: Convert to fraction form
    14,406.04/21,579.90 = 11,256.76/x
  3. Step 3: Cross multiply
    14,406.04x = 21,579.90 × 11,256.76
  4. Step 4: Simplify right side
    14,406.04x = 242,919,755.12
  5. Step 5: Solve for x
    x = 242,919,755.12/14,406.04
  6. Step 6: Final answer
    x = 16,862.35

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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.