Home / 14,926.40-22,389.60-5,076.80

Finding the Fourth Proportional to 14,926.40, 22,389.60 and 5,076.80

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Solution

The fourth proportional to 14,926.40, 22,389.60 and 5,076.80 is: 7,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,926.40 : 22,389.60 = 5,076.80 : x
  2. Step 2: Convert to fraction form
    14,926.40/22,389.60 = 5,076.80/x
  3. Step 3: Cross multiply
    14,926.40x = 22,389.60 × 5,076.80
  4. Step 4: Simplify right side
    14,926.40x = 113,667,521.28
  5. Step 5: Solve for x
    x = 113,667,521.28/14,926.40
  6. Step 6: Final answer
    x = 7,615.20

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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.