Home / 14,170.08-21,244.73-7,146.62

Finding the Fourth Proportional to 14,170.08, 21,244.73 and 7,146.62

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Solution

The fourth proportional to 14,170.08, 21,244.73 and 7,146.62 is: 10,714.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170.08 : 21,244.73 = 7,146.62 : x
  2. Step 2: Convert to fraction form
    14,170.08/21,244.73 = 7,146.62/x
  3. Step 3: Cross multiply
    14,170.08x = 21,244.73 × 7,146.62
  4. Step 4: Simplify right side
    14,170.08x = 151,827,870.36
  5. Step 5: Solve for x
    x = 151,827,870.36/14,170.08
  6. Step 6: Final answer
    x = 10,714.68

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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.