Home / 14,424.78-21,639.33-4,560.87

Finding the Fourth Proportional to 14,424.78, 21,639.33 and 4,560.87

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Solution

The fourth proportional to 14,424.78, 21,639.33 and 4,560.87 is: 6,841.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,424.78 : 21,639.33 = 4,560.87 : x
  2. Step 2: Convert to fraction form
    14,424.78/21,639.33 = 4,560.87/x
  3. Step 3: Cross multiply
    14,424.78x = 21,639.33 × 4,560.87
  4. Step 4: Simplify right side
    14,424.78x = 98,694,171.02
  5. Step 5: Solve for x
    x = 98,694,171.02/14,424.78
  6. Step 6: Final answer
    x = 6,841.99

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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.