Home / 14,230.60-21,297.30-13,064.20

Finding the Fourth Proportional to 14,230.60, 21,297.30 and 13,064.20

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Solution

The fourth proportional to 14,230.60, 21,297.30 and 13,064.20 is: 19,551.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,230.60 : 21,297.30 = 13,064.20 : x
  2. Step 2: Convert to fraction form
    14,230.60/21,297.30 = 13,064.20/x
  3. Step 3: Cross multiply
    14,230.60x = 21,297.30 × 13,064.20
  4. Step 4: Simplify right side
    14,230.60x = 278,232,186.66
  5. Step 5: Solve for x
    x = 278,232,186.66/14,230.60
  6. Step 6: Final answer
    x = 19,551.68

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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.