Home / 22,060.85-30,443.78-13,444.54

Finding the Fourth Proportional to 22,060.85, 30,443.78 and 13,444.54

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Solution

The fourth proportional to 22,060.85, 30,443.78 and 13,444.54 is: 18,553.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,060.85 : 30,443.78 = 13,444.54 : x
  2. Step 2: Convert to fraction form
    22,060.85/30,443.78 = 13,444.54/x
  3. Step 3: Cross multiply
    22,060.85x = 30,443.78 × 13,444.54
  4. Step 4: Simplify right side
    22,060.85x = 409,302,575.46
  5. Step 5: Solve for x
    x = 409,302,575.46/22,060.85
  6. Step 6: Final answer
    x = 18,553.35

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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.