Home / 14,938.56-22,407.84-5,078.88

Finding the Fourth Proportional to 14,938.56, 22,407.84 and 5,078.88

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Solution

The fourth proportional to 14,938.56, 22,407.84 and 5,078.88 is: 7,618.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938.56 : 22,407.84 = 5,078.88 : x
  2. Step 2: Convert to fraction form
    14,938.56/22,407.84 = 5,078.88/x
  3. Step 3: Cross multiply
    14,938.56x = 22,407.84 × 5,078.88
  4. Step 4: Simplify right side
    14,938.56x = 113,806,730.42
  5. Step 5: Solve for x
    x = 113,806,730.42/14,938.56
  6. Step 6: Final answer
    x = 7,618.32

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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.