Home / 14,623.06-20,170.53-9,587.61

Finding the Fourth Proportional to 14,623.06, 20,170.53 and 9,587.61

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Solution

The fourth proportional to 14,623.06, 20,170.53 and 9,587.61 is: 13,224.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,623.06 : 20,170.53 = 9,587.61 : x
  2. Step 2: Convert to fraction form
    14,623.06/20,170.53 = 9,587.61/x
  3. Step 3: Cross multiply
    14,623.06x = 20,170.53 × 9,587.61
  4. Step 4: Simplify right side
    14,623.06x = 193,387,175.13
  5. Step 5: Solve for x
    x = 193,387,175.13/14,623.06
  6. Step 6: Final answer
    x = 13,224.81

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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.