Home / 22,103.34-30,472.62-15,017.46

Finding the Fourth Proportional to 22,103.34, 30,472.62 and 15,017.46

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Solution

The fourth proportional to 22,103.34, 30,472.62 and 15,017.46 is: 20,703.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,103.34 : 30,472.62 = 15,017.46 : x
  2. Step 2: Convert to fraction form
    22,103.34/30,472.62 = 15,017.46/x
  3. Step 3: Cross multiply
    22,103.34x = 30,472.62 × 15,017.46
  4. Step 4: Simplify right side
    22,103.34x = 457,621,351.95
  5. Step 5: Solve for x
    x = 457,621,351.95/22,103.34
  6. Step 6: Final answer
    x = 20,703.72

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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.