Home / 35,813.13-53,719.69-11,189.13

Finding the Fourth Proportional to 35,813.13, 53,719.69 and 11,189.13

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Solution

The fourth proportional to 35,813.13, 53,719.69 and 11,189.13 is: 16,783.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,813.13 : 53,719.69 = 11,189.13 : x
  2. Step 2: Convert to fraction form
    35,813.13/53,719.69 = 11,189.13/x
  3. Step 3: Cross multiply
    35,813.13x = 53,719.69 × 11,189.13
  4. Step 4: Simplify right side
    35,813.13x = 601,076,326.37
  5. Step 5: Solve for x
    x = 601,076,326.37/35,813.13
  6. Step 6: Final answer
    x = 16,783.69

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Similar ratio
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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.