Home / 14,060.52-21,090.78-4,199.90

Finding the Fourth Proportional to 14,060.52, 21,090.78 and 4,199.90

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Solution

The fourth proportional to 14,060.52, 21,090.78 and 4,199.90 is: 6,299.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.52 : 21,090.78 = 4,199.90 : x
  2. Step 2: Convert to fraction form
    14,060.52/21,090.78 = 4,199.90/x
  3. Step 3: Cross multiply
    14,060.52x = 21,090.78 × 4,199.90
  4. Step 4: Simplify right side
    14,060.52x = 88,579,061.47
  5. Step 5: Solve for x
    x = 88,579,061.47/14,060.52
  6. Step 6: Final answer
    x = 6,299.84

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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.