Home / 20,305.36-30,463.28-6,265.08

Finding the Fourth Proportional to 20,305.36, 30,463.28 and 6,265.08

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Solution

The fourth proportional to 20,305.36, 30,463.28 and 6,265.08 is: 9,399.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,305.36 : 30,463.28 = 6,265.08 : x
  2. Step 2: Convert to fraction form
    20,305.36/30,463.28 = 6,265.08/x
  3. Step 3: Cross multiply
    20,305.36x = 30,463.28 × 6,265.08
  4. Step 4: Simplify right side
    20,305.36x = 190,854,886.26
  5. Step 5: Solve for x
    x = 190,854,886.26/20,305.36
  6. Step 6: Final answer
    x = 9,399.24

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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.