Home / 14,097.20-21,148.25-4,738.13

Finding the Fourth Proportional to 14,097.20, 21,148.25 and 4,738.13

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Solution

The fourth proportional to 14,097.20, 21,148.25 and 4,738.13 is: 7,108.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.20 : 21,148.25 = 4,738.13 : x
  2. Step 2: Convert to fraction form
    14,097.20/21,148.25 = 4,738.13/x
  3. Step 3: Cross multiply
    14,097.20x = 21,148.25 × 4,738.13
  4. Step 4: Simplify right side
    14,097.20x = 100,203,028.34
  5. Step 5: Solve for x
    x = 100,203,028.34/14,097.20
  6. Step 6: Final answer
    x = 7,108.01

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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.