Home / 18,962.26-26,162.66-12,248.18

Finding the Fourth Proportional to 18,962.26, 26,162.66 and 12,248.18

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Solution

The fourth proportional to 18,962.26, 26,162.66 and 12,248.18 is: 16,899.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,962.26 : 26,162.66 = 12,248.18 : x
  2. Step 2: Convert to fraction form
    18,962.26/26,162.66 = 12,248.18/x
  3. Step 3: Cross multiply
    18,962.26x = 26,162.66 × 12,248.18
  4. Step 4: Simplify right side
    18,962.26x = 320,444,968.96
  5. Step 5: Solve for x
    x = 320,444,968.96/18,962.26
  6. Step 6: Final answer
    x = 16,899.09

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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.