Home / 14,141.16-21,216.15-11,031.75

Finding the Fourth Proportional to 14,141.16, 21,216.15 and 11,031.75

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Solution

The fourth proportional to 14,141.16, 21,216.15 and 11,031.75 is: 16,551.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,141.16 : 21,216.15 = 11,031.75 : x
  2. Step 2: Convert to fraction form
    14,141.16/21,216.15 = 11,031.75/x
  3. Step 3: Cross multiply
    14,141.16x = 21,216.15 × 11,031.75
  4. Step 4: Simplify right side
    14,141.16x = 234,051,262.76
  5. Step 5: Solve for x
    x = 234,051,262.76/14,141.16
  6. Step 6: Final answer
    x = 16,551.07

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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.