Home / 14,025.29-19,363.86-8,727.28

Finding the Fourth Proportional to 14,025.29, 19,363.86 and 8,727.28

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Solution

The fourth proportional to 14,025.29, 19,363.86 and 8,727.28 is: 12,049.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.29 : 19,363.86 = 8,727.28 : x
  2. Step 2: Convert to fraction form
    14,025.29/19,363.86 = 8,727.28/x
  3. Step 3: Cross multiply
    14,025.29x = 19,363.86 × 8,727.28
  4. Step 4: Simplify right side
    14,025.29x = 168,993,779.69
  5. Step 5: Solve for x
    x = 168,993,779.69/14,025.29
  6. Step 6: Final answer
    x = 12,049.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.