Home / 45,728.13-68,590.37-17,636.13

Finding the Fourth Proportional to 45,728.13, 68,590.37 and 17,636.13

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Solution

The fourth proportional to 45,728.13, 68,590.37 and 17,636.13 is: 26,453.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,728.13 : 68,590.37 = 17,636.13 : x
  2. Step 2: Convert to fraction form
    45,728.13/68,590.37 = 17,636.13/x
  3. Step 3: Cross multiply
    45,728.13x = 68,590.37 × 17,636.13
  4. Step 4: Simplify right side
    45,728.13x = 1,209,668,593.89
  5. Step 5: Solve for x
    x = 1,209,668,593.89/45,728.13
  6. Step 6: Final answer
    x = 26,453.49

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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.