Home / 14,245.34-21,363.14-5,483.30

Finding the Fourth Proportional to 14,245.34, 21,363.14 and 5,483.30

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Solution

The fourth proportional to 14,245.34, 21,363.14 and 5,483.30 is: 8,223.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245.34 : 21,363.14 = 5,483.30 : x
  2. Step 2: Convert to fraction form
    14,245.34/21,363.14 = 5,483.30/x
  3. Step 3: Cross multiply
    14,245.34x = 21,363.14 × 5,483.30
  4. Step 4: Simplify right side
    14,245.34x = 117,140,412.45
  5. Step 5: Solve for x
    x = 117,140,412.45/14,245.34
  6. Step 6: Final answer
    x = 8,223.07

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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.