Home / 12,444.09-17,194.69-9,946.79

Finding the Fourth Proportional to 12,444.09, 17,194.69 and 9,946.79

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Solution

The fourth proportional to 12,444.09, 17,194.69 and 9,946.79 is: 13,744.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,444.09 : 17,194.69 = 9,946.79 : x
  2. Step 2: Convert to fraction form
    12,444.09/17,194.69 = 9,946.79/x
  3. Step 3: Cross multiply
    12,444.09x = 17,194.69 × 9,946.79
  4. Step 4: Simplify right side
    12,444.09x = 171,031,970.55
  5. Step 5: Solve for x
    x = 171,031,970.55/12,444.09
  6. Step 6: Final answer
    x = 13,744.03

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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.