Home / 14,032.03-21,022.51-8,170.87

Finding the Fourth Proportional to 14,032.03, 21,022.51 and 8,170.87

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Solution

The fourth proportional to 14,032.03, 21,022.51 and 8,170.87 is: 12,241.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.03 : 21,022.51 = 8,170.87 : x
  2. Step 2: Convert to fraction form
    14,032.03/21,022.51 = 8,170.87/x
  3. Step 3: Cross multiply
    14,032.03x = 21,022.51 × 8,170.87
  4. Step 4: Simplify right side
    14,032.03x = 171,772,196.28
  5. Step 5: Solve for x
    x = 171,772,196.28/14,032.03
  6. Step 6: Final answer
    x = 12,241.44

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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.