Home / 14,916.76-22,374.78-6,145.60

Finding the Fourth Proportional to 14,916.76, 22,374.78 and 6,145.60

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Solution

The fourth proportional to 14,916.76, 22,374.78 and 6,145.60 is: 9,218.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,916.76 : 22,374.78 = 6,145.60 : x
  2. Step 2: Convert to fraction form
    14,916.76/22,374.78 = 6,145.60/x
  3. Step 3: Cross multiply
    14,916.76x = 22,374.78 × 6,145.60
  4. Step 4: Simplify right side
    14,916.76x = 137,506,447.97
  5. Step 5: Solve for x
    x = 137,506,447.97/14,916.76
  6. Step 6: Final answer
    x = 9,218.25

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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.