Home / 16,212.48-22,376.70-10,240.35

Finding the Fourth Proportional to 16,212.48, 22,376.70 and 10,240.35

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Solution

The fourth proportional to 16,212.48, 22,376.70 and 10,240.35 is: 14,133.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,212.48 : 22,376.70 = 10,240.35 : x
  2. Step 2: Convert to fraction form
    16,212.48/22,376.70 = 10,240.35/x
  3. Step 3: Cross multiply
    16,212.48x = 22,376.70 × 10,240.35
  4. Step 4: Simplify right side
    16,212.48x = 229,145,239.85
  5. Step 5: Solve for x
    x = 229,145,239.85/16,212.48
  6. Step 6: Final answer
    x = 14,133.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.