Home / 14,051.44-21,077.12-3,663.12

Finding the Fourth Proportional to 14,051.44, 21,077.12 and 3,663.12

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Solution

The fourth proportional to 14,051.44, 21,077.12 and 3,663.12 is: 5,494.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051.44 : 21,077.12 = 3,663.12 : x
  2. Step 2: Convert to fraction form
    14,051.44/21,077.12 = 3,663.12/x
  3. Step 3: Cross multiply
    14,051.44x = 21,077.12 × 3,663.12
  4. Step 4: Simplify right side
    14,051.44x = 77,208,019.81
  5. Step 5: Solve for x
    x = 77,208,019.81/14,051.44
  6. Step 6: Final answer
    x = 5,494.67

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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.