Home / 14,590.97-21,739.53-13,636.18

Finding the Fourth Proportional to 14,590.97, 21,739.53 and 13,636.18

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Solution

The fourth proportional to 14,590.97, 21,739.53 and 13,636.18 is: 20,316.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590.97 : 21,739.53 = 13,636.18 : x
  2. Step 2: Convert to fraction form
    14,590.97/21,739.53 = 13,636.18/x
  3. Step 3: Cross multiply
    14,590.97x = 21,739.53 × 13,636.18
  4. Step 4: Simplify right side
    14,590.97x = 296,444,144.20
  5. Step 5: Solve for x
    x = 296,444,144.20/14,590.97
  6. Step 6: Final answer
    x = 20,316.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.