Home / 14,025.78-21,041.94-4,665.12

Finding the Fourth Proportional to 14,025.78, 21,041.94 and 4,665.12

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Solution

The fourth proportional to 14,025.78, 21,041.94 and 4,665.12 is: 6,998.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.78 : 21,041.94 = 4,665.12 : x
  2. Step 2: Convert to fraction form
    14,025.78/21,041.94 = 4,665.12/x
  3. Step 3: Cross multiply
    14,025.78x = 21,041.94 × 4,665.12
  4. Step 4: Simplify right side
    14,025.78x = 98,163,175.13
  5. Step 5: Solve for x
    x = 98,163,175.13/14,025.78
  6. Step 6: Final answer
    x = 6,998.77

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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.