Home / 14,670.48-20,244.69-8,297.40

Finding the Fourth Proportional to 14,670.48, 20,244.69 and 8,297.40

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Solution

The fourth proportional to 14,670.48, 20,244.69 and 8,297.40 is: 11,450.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,670.48 : 20,244.69 = 8,297.40 : x
  2. Step 2: Convert to fraction form
    14,670.48/20,244.69 = 8,297.40/x
  3. Step 3: Cross multiply
    14,670.48x = 20,244.69 × 8,297.40
  4. Step 4: Simplify right side
    14,670.48x = 167,978,290.81
  5. Step 5: Solve for x
    x = 167,978,290.81/14,670.48
  6. Step 6: Final answer
    x = 11,450.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.