Home / 46,013.71-69,022.10-12,730.99

Finding the Fourth Proportional to 46,013.71, 69,022.10 and 12,730.99

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Solution

The fourth proportional to 46,013.71, 69,022.10 and 12,730.99 is: 19,096.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,013.71 : 69,022.10 = 12,730.99 : x
  2. Step 2: Convert to fraction form
    46,013.71/69,022.10 = 12,730.99/x
  3. Step 3: Cross multiply
    46,013.71x = 69,022.10 × 12,730.99
  4. Step 4: Simplify right side
    46,013.71x = 878,719,664.88
  5. Step 5: Solve for x
    x = 878,719,664.88/46,013.71
  6. Step 6: Final answer
    x = 19,096.91

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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.