Home / 14,013.41-21,019.50-3,483.20

Finding the Fourth Proportional to 14,013.41, 21,019.50 and 3,483.20

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Solution

The fourth proportional to 14,013.41, 21,019.50 and 3,483.20 is: 5,224.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013.41 : 21,019.50 = 3,483.20 : x
  2. Step 2: Convert to fraction form
    14,013.41/21,019.50 = 3,483.20/x
  3. Step 3: Cross multiply
    14,013.41x = 21,019.50 × 3,483.20
  4. Step 4: Simplify right side
    14,013.41x = 73,215,174.95
  5. Step 5: Solve for x
    x = 73,215,174.95/14,013.41
  6. Step 6: Final answer
    x = 5,224.65

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Double scale
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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.