Home / 14,157.99-21,247.52-11,417.49

Finding the Fourth Proportional to 14,157.99, 21,247.52 and 11,417.49

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Solution

The fourth proportional to 14,157.99, 21,247.52 and 11,417.49 is: 17,134.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,157.99 : 21,247.52 = 11,417.49 : x
  2. Step 2: Convert to fraction form
    14,157.99/21,247.52 = 11,417.49/x
  3. Step 3: Cross multiply
    14,157.99x = 21,247.52 × 11,417.49
  4. Step 4: Simplify right side
    14,157.99x = 242,593,290.04
  5. Step 5: Solve for x
    x = 242,593,290.04/14,157.99
  6. Step 6: Final answer
    x = 17,134.73

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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.