Home / 14,173.02-21,255.21-11,393.10

Finding the Fourth Proportional to 14,173.02, 21,255.21 and 11,393.10

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Solution

The fourth proportional to 14,173.02, 21,255.21 and 11,393.10 is: 17,086.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.02 : 21,255.21 = 11,393.10 : x
  2. Step 2: Convert to fraction form
    14,173.02/21,255.21 = 11,393.10/x
  3. Step 3: Cross multiply
    14,173.02x = 21,255.21 × 11,393.10
  4. Step 4: Simplify right side
    14,173.02x = 242,162,733.05
  5. Step 5: Solve for x
    x = 242,162,733.05/14,173.02
  6. Step 6: Final answer
    x = 17,086.18

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Double scale
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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.