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Finding the Fourth Proportional to 15,173.76, 22,762.56 and 5,938.56

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Solution

The fourth proportional to 15,173.76, 22,762.56 and 5,938.56 is: 8,908.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,173.76 : 22,762.56 = 5,938.56 : x
  2. Step 2: Convert to fraction form
    15,173.76/22,762.56 = 5,938.56/x
  3. Step 3: Cross multiply
    15,173.76x = 22,762.56 × 5,938.56
  4. Step 4: Simplify right side
    15,173.76x = 135,176,828.31
  5. Step 5: Solve for x
    x = 135,176,828.31/15,173.76
  6. Step 6: Final answer
    x = 8,908.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.