Home / 22,285.14-30,752.70-13,327.35

Finding the Fourth Proportional to 22,285.14, 30,752.70 and 13,327.35

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Solution

The fourth proportional to 22,285.14, 30,752.70 and 13,327.35 is: 18,391.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,285.14 : 30,752.70 = 13,327.35 : x
  2. Step 2: Convert to fraction form
    22,285.14/30,752.70 = 13,327.35/x
  3. Step 3: Cross multiply
    22,285.14x = 30,752.70 × 13,327.35
  4. Step 4: Simplify right side
    22,285.14x = 409,851,996.35
  5. Step 5: Solve for x
    x = 409,851,996.35/22,285.14
  6. Step 6: Final answer
    x = 18,391.27

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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.