Home / 14,202.78-21,305.16-4,341.30

Finding the Fourth Proportional to 14,202.78, 21,305.16 and 4,341.30

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Solution

The fourth proportional to 14,202.78, 21,305.16 and 4,341.30 is: 6,512.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202.78 : 21,305.16 = 4,341.30 : x
  2. Step 2: Convert to fraction form
    14,202.78/21,305.16 = 4,341.30/x
  3. Step 3: Cross multiply
    14,202.78x = 21,305.16 × 4,341.30
  4. Step 4: Simplify right side
    14,202.78x = 92,492,091.11
  5. Step 5: Solve for x
    x = 92,492,091.11/14,202.78
  6. Step 6: Final answer
    x = 6,512.25

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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.