Home / 22,573.33-31,135.72-15,487.45

Finding the Fourth Proportional to 22,573.33, 31,135.72 and 15,487.45

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Solution

The fourth proportional to 22,573.33, 31,135.72 and 15,487.45 is: 21,362.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,573.33 : 31,135.72 = 15,487.45 : x
  2. Step 2: Convert to fraction form
    22,573.33/31,135.72 = 15,487.45/x
  3. Step 3: Cross multiply
    22,573.33x = 31,135.72 × 15,487.45
  4. Step 4: Simplify right side
    22,573.33x = 482,212,906.71
  5. Step 5: Solve for x
    x = 482,212,906.71/22,573.33
  6. Step 6: Final answer
    x = 21,362.06

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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.