Home / 21,174.04-29,207.30-14,004.04

Finding the Fourth Proportional to 21,174.04, 29,207.30 and 14,004.04

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Solution

The fourth proportional to 21,174.04, 29,207.30 and 14,004.04 is: 19,317.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,174.04 : 29,207.30 = 14,004.04 : x
  2. Step 2: Convert to fraction form
    21,174.04/29,207.30 = 14,004.04/x
  3. Step 3: Cross multiply
    21,174.04x = 29,207.30 × 14,004.04
  4. Step 4: Simplify right side
    21,174.04x = 409,020,197.49
  5. Step 5: Solve for x
    x = 409,020,197.49/21,174.04
  6. Step 6: Final answer
    x = 19,317.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.