Home / 14,484.88-21,705.44-10,769.68

Finding the Fourth Proportional to 14,484.88, 21,705.44 and 10,769.68

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Solution

The fourth proportional to 14,484.88, 21,705.44 and 10,769.68 is: 16,138.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,484.88 : 21,705.44 = 10,769.68 : x
  2. Step 2: Convert to fraction form
    14,484.88/21,705.44 = 10,769.68/x
  3. Step 3: Cross multiply
    14,484.88x = 21,705.44 × 10,769.68
  4. Step 4: Simplify right side
    14,484.88x = 233,760,643.06
  5. Step 5: Solve for x
    x = 233,760,643.06/14,484.88
  6. Step 6: Final answer
    x = 16,138.25

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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.