Home / 13,335.08-20,008.86-5,837.68

Finding the Fourth Proportional to 13,335.08, 20,008.86 and 5,837.68

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Solution

The fourth proportional to 13,335.08, 20,008.86 and 5,837.68 is: 8,759.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,335.08 : 20,008.86 = 5,837.68 : x
  2. Step 2: Convert to fraction form
    13,335.08/20,008.86 = 5,837.68/x
  3. Step 3: Cross multiply
    13,335.08x = 20,008.86 × 5,837.68
  4. Step 4: Simplify right side
    13,335.08x = 116,805,268.69
  5. Step 5: Solve for x
    x = 116,805,268.69/13,335.08
  6. Step 6: Final answer
    x = 8,759.25

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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.