Home / 15,076.88-22,618.96-4,688.63

Finding the Fourth Proportional to 15,076.88, 22,618.96 and 4,688.63

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Solution

The fourth proportional to 15,076.88, 22,618.96 and 4,688.63 is: 7,034.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,076.88 : 22,618.96 = 4,688.63 : x
  2. Step 2: Convert to fraction form
    15,076.88/22,618.96 = 4,688.63/x
  3. Step 3: Cross multiply
    15,076.88x = 22,618.96 × 4,688.63
  4. Step 4: Simplify right side
    15,076.88x = 106,051,809.61
  5. Step 5: Solve for x
    x = 106,051,809.61/15,076.88
  6. Step 6: Final answer
    x = 7,034.07

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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.