Home / 14,160.03-21,240.05-6,363.38

Finding the Fourth Proportional to 14,160.03, 21,240.05 and 6,363.38

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Solution

The fourth proportional to 14,160.03, 21,240.05 and 6,363.38 is: 9,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,160.03 : 21,240.05 = 6,363.38 : x
  2. Step 2: Convert to fraction form
    14,160.03/21,240.05 = 6,363.38/x
  3. Step 3: Cross multiply
    14,160.03x = 21,240.05 × 6,363.38
  4. Step 4: Simplify right side
    14,160.03x = 135,158,371.35
  5. Step 5: Solve for x
    x = 135,158,371.35/14,160.03
  6. Step 6: Final answer
    x = 9,545.06

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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.