Home / 30,205.36-45,322.89-13,577.14

Finding the Fourth Proportional to 30,205.36, 45,322.89 and 13,577.14

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Solution

The fourth proportional to 30,205.36, 45,322.89 and 13,577.14 is: 20,372.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,205.36 : 45,322.89 = 13,577.14 : x
  2. Step 2: Convert to fraction form
    30,205.36/45,322.89 = 13,577.14/x
  3. Step 3: Cross multiply
    30,205.36x = 45,322.89 × 13,577.14
  4. Step 4: Simplify right side
    30,205.36x = 615,355,222.73
  5. Step 5: Solve for x
    x = 615,355,222.73/30,205.36
  6. Step 6: Final answer
    x = 20,372.38

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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.