Home / 30,338.13-45,507.21-9,563.25

Finding the Fourth Proportional to 30,338.13, 45,507.21 and 9,563.25

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Solution

The fourth proportional to 30,338.13, 45,507.21 and 9,563.25 is: 14,344.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,338.13 : 45,507.21 = 9,563.25 : x
  2. Step 2: Convert to fraction form
    30,338.13/45,507.21 = 9,563.25/x
  3. Step 3: Cross multiply
    30,338.13x = 45,507.21 × 9,563.25
  4. Step 4: Simplify right side
    30,338.13x = 435,196,826.03
  5. Step 5: Solve for x
    x = 435,196,826.03/30,338.13
  6. Step 6: Final answer
    x = 14,344.88

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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.