Home / 22,427.88-30,955.98-13,001.94

Finding the Fourth Proportional to 22,427.88, 30,955.98 and 13,001.94

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Solution

The fourth proportional to 22,427.88, 30,955.98 and 13,001.94 is: 17,945.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,427.88 : 30,955.98 = 13,001.94 : x
  2. Step 2: Convert to fraction form
    22,427.88/30,955.98 = 13,001.94/x
  3. Step 3: Cross multiply
    22,427.88x = 30,955.98 × 13,001.94
  4. Step 4: Simplify right side
    22,427.88x = 402,487,794.60
  5. Step 5: Solve for x
    x = 402,487,794.60/22,427.88
  6. Step 6: Final answer
    x = 17,945.87

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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.