Home / 14,529.96-21,776.66-7,866.19

Finding the Fourth Proportional to 14,529.96, 21,776.66 and 7,866.19

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Solution

The fourth proportional to 14,529.96, 21,776.66 and 7,866.19 is: 11,789.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.96 : 21,776.66 = 7,866.19 : x
  2. Step 2: Convert to fraction form
    14,529.96/21,776.66 = 7,866.19/x
  3. Step 3: Cross multiply
    14,529.96x = 21,776.66 × 7,866.19
  4. Step 4: Simplify right side
    14,529.96x = 171,299,362.51
  5. Step 5: Solve for x
    x = 171,299,362.51/14,529.96
  6. Step 6: Final answer
    x = 11,789.39

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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.