Home / 13,495.04-18,650.08-10,149.44

Finding the Fourth Proportional to 13,495.04, 18,650.08 and 10,149.44

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Solution

The fourth proportional to 13,495.04, 18,650.08 and 10,149.44 is: 14,026.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495.04 : 18,650.08 = 10,149.44 : x
  2. Step 2: Convert to fraction form
    13,495.04/18,650.08 = 10,149.44/x
  3. Step 3: Cross multiply
    13,495.04x = 18,650.08 × 10,149.44
  4. Step 4: Simplify right side
    13,495.04x = 189,287,867.96
  5. Step 5: Solve for x
    x = 189,287,867.96/13,495.04
  6. Step 6: Final answer
    x = 14,026.48

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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.