Home / 22,004.04-30,357.45-15,197.61

Finding the Fourth Proportional to 22,004.04, 30,357.45 and 15,197.61

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Solution

The fourth proportional to 22,004.04, 30,357.45 and 15,197.61 is: 20,967.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,004.04 : 30,357.45 = 15,197.61 : x
  2. Step 2: Convert to fraction form
    22,004.04/30,357.45 = 15,197.61/x
  3. Step 3: Cross multiply
    22,004.04x = 30,357.45 × 15,197.61
  4. Step 4: Simplify right side
    22,004.04x = 461,360,685.69
  5. Step 5: Solve for x
    x = 461,360,685.69/22,004.04
  6. Step 6: Final answer
    x = 20,967.09

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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.