Home / 22,207.49-30,659.69-13,835.33

Finding the Fourth Proportional to 22,207.49, 30,659.69 and 13,835.33

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Solution

The fourth proportional to 22,207.49, 30,659.69 and 13,835.33 is: 19,101.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,207.49 : 30,659.69 = 13,835.33 : x
  2. Step 2: Convert to fraction form
    22,207.49/30,659.69 = 13,835.33/x
  3. Step 3: Cross multiply
    22,207.49x = 30,659.69 × 13,835.33
  4. Step 4: Simplify right side
    22,207.49x = 424,186,928.85
  5. Step 5: Solve for x
    x = 424,186,928.85/22,207.49
  6. Step 6: Final answer
    x = 19,101.07

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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.