Home / 14,414.08-21,608.96-13,130.24

Finding the Fourth Proportional to 14,414.08, 21,608.96 and 13,130.24

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Solution

The fourth proportional to 14,414.08, 21,608.96 and 13,130.24 is: 19,684.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414.08 : 21,608.96 = 13,130.24 : x
  2. Step 2: Convert to fraction form
    14,414.08/21,608.96 = 13,130.24/x
  3. Step 3: Cross multiply
    14,414.08x = 21,608.96 × 13,130.24
  4. Step 4: Simplify right side
    14,414.08x = 283,730,830.95
  5. Step 5: Solve for x
    x = 283,730,830.95/14,414.08
  6. Step 6: Final answer
    x = 19,684.28

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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.