Home / 14,301.26-21,405.30-12,937.22

Finding the Fourth Proportional to 14,301.26, 21,405.30 and 12,937.22

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Solution

The fourth proportional to 14,301.26, 21,405.30 and 12,937.22 is: 19,363.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,301.26 : 21,405.30 = 12,937.22 : x
  2. Step 2: Convert to fraction form
    14,301.26/21,405.30 = 12,937.22/x
  3. Step 3: Cross multiply
    14,301.26x = 21,405.30 × 12,937.22
  4. Step 4: Simplify right side
    14,301.26x = 276,924,968.24
  5. Step 5: Solve for x
    x = 276,924,968.24/14,301.26
  6. Step 6: Final answer
    x = 19,363.68

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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.