Home / 30,037.77-45,056.24-8,977.35

Finding the Fourth Proportional to 30,037.77, 45,056.24 and 8,977.35

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Solution

The fourth proportional to 30,037.77, 45,056.24 and 8,977.35 is: 13,465.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,037.77 : 45,056.24 = 8,977.35 : x
  2. Step 2: Convert to fraction form
    30,037.77/45,056.24 = 8,977.35/x
  3. Step 3: Cross multiply
    30,037.77x = 45,056.24 × 8,977.35
  4. Step 4: Simplify right side
    30,037.77x = 404,485,591.28
  5. Step 5: Solve for x
    x = 404,485,591.28/30,037.77
  6. Step 6: Final answer
    x = 13,465.90

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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.