Home / 30,731.67-46,104.75-9,955.17

Finding the Fourth Proportional to 30,731.67, 46,104.75 and 9,955.17

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Solution

The fourth proportional to 30,731.67, 46,104.75 and 9,955.17 is: 14,935.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,731.67 : 46,104.75 = 9,955.17 : x
  2. Step 2: Convert to fraction form
    30,731.67/46,104.75 = 9,955.17/x
  3. Step 3: Cross multiply
    30,731.67x = 46,104.75 × 9,955.17
  4. Step 4: Simplify right side
    30,731.67x = 458,980,624.06
  5. Step 5: Solve for x
    x = 458,980,624.06/30,731.67
  6. Step 6: Final answer
    x = 14,935.10

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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.