Home / 35,416.62-53,118.77-13,230.18

Finding the Fourth Proportional to 35,416.62, 53,118.77 and 13,230.18

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Solution

The fourth proportional to 35,416.62, 53,118.77 and 13,230.18 is: 19,842.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,416.62 : 53,118.77 = 13,230.18 : x
  2. Step 2: Convert to fraction form
    35,416.62/53,118.77 = 13,230.18/x
  3. Step 3: Cross multiply
    35,416.62x = 53,118.77 × 13,230.18
  4. Step 4: Simplify right side
    35,416.62x = 702,770,822.33
  5. Step 5: Solve for x
    x = 702,770,822.33/35,416.62
  6. Step 6: Final answer
    x = 19,842.97

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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.