Home / 30,159.18-41,619.62-16,732.48

Finding the Fourth Proportional to 30,159.18, 41,619.62 and 16,732.48

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Solution

The fourth proportional to 30,159.18, 41,619.62 and 16,732.48 is: 23,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,159.18 : 41,619.62 = 16,732.48 : x
  2. Step 2: Convert to fraction form
    30,159.18/41,619.62 = 16,732.48/x
  3. Step 3: Cross multiply
    30,159.18x = 41,619.62 × 16,732.48
  4. Step 4: Simplify right side
    30,159.18x = 696,399,459.26
  5. Step 5: Solve for x
    x = 696,399,459.26/30,159.18
  6. Step 6: Final answer
    x = 23,090.80

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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.