Home / 14,054.14-21,066.09-5,288.86

Finding the Fourth Proportional to 14,054.14, 21,066.09 and 5,288.86

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Solution

The fourth proportional to 14,054.14, 21,066.09 and 5,288.86 is: 7,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.14 : 21,066.09 = 5,288.86 : x
  2. Step 2: Convert to fraction form
    14,054.14/21,066.09 = 5,288.86/x
  3. Step 3: Cross multiply
    14,054.14x = 21,066.09 × 5,288.86
  4. Step 4: Simplify right side
    14,054.14x = 111,415,600.76
  5. Step 5: Solve for x
    x = 111,415,600.76/14,054.14
  6. Step 6: Final answer
    x = 7,927.60

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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.