Home / 30,935.17-46,410.30-9,875.22

Finding the Fourth Proportional to 30,935.17, 46,410.30 and 9,875.22

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Solution

The fourth proportional to 30,935.17, 46,410.30 and 9,875.22 is: 14,815.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,935.17 : 46,410.30 = 9,875.22 : x
  2. Step 2: Convert to fraction form
    30,935.17/46,410.30 = 9,875.22/x
  3. Step 3: Cross multiply
    30,935.17x = 46,410.30 × 9,875.22
  4. Step 4: Simplify right side
    30,935.17x = 458,311,790.39
  5. Step 5: Solve for x
    x = 458,311,790.39/30,935.17
  6. Step 6: Final answer
    x = 14,815.23

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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.