Home / 30,884.25-46,322.28-8,699.37

Finding the Fourth Proportional to 30,884.25, 46,322.28 and 8,699.37

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Solution

The fourth proportional to 30,884.25, 46,322.28 and 8,699.37 is: 13,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,884.25 : 46,322.28 = 8,699.37 : x
  2. Step 2: Convert to fraction form
    30,884.25/46,322.28 = 8,699.37/x
  3. Step 3: Cross multiply
    30,884.25x = 46,322.28 × 8,699.37
  4. Step 4: Simplify right side
    30,884.25x = 402,974,652.96
  5. Step 5: Solve for x
    x = 402,974,652.96/30,884.25
  6. Step 6: Final answer
    x = 13,047.90

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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.