Home / 12,238.92-16,824.96-10,531.08

Finding the Fourth Proportional to 12,238.92, 16,824.96 and 10,531.08

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Solution

The fourth proportional to 12,238.92, 16,824.96 and 10,531.08 is: 14,477.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,238.92 : 16,824.96 = 10,531.08 : x
  2. Step 2: Convert to fraction form
    12,238.92/16,824.96 = 10,531.08/x
  3. Step 3: Cross multiply
    12,238.92x = 16,824.96 × 10,531.08
  4. Step 4: Simplify right side
    12,238.92x = 177,184,999.76
  5. Step 5: Solve for x
    x = 177,184,999.76/12,238.92
  6. Step 6: Final answer
    x = 14,477.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.