Home / 31,276.92-46,919.70-10,506.36

Finding the Fourth Proportional to 31,276.92, 46,919.70 and 10,506.36

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Solution

The fourth proportional to 31,276.92, 46,919.70 and 10,506.36 is: 15,760.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,276.92 : 46,919.70 = 10,506.36 : x
  2. Step 2: Convert to fraction form
    31,276.92/46,919.70 = 10,506.36/x
  3. Step 3: Cross multiply
    31,276.92x = 46,919.70 × 10,506.36
  4. Step 4: Simplify right side
    31,276.92x = 492,955,259.29
  5. Step 5: Solve for x
    x = 492,955,259.29/31,276.92
  6. Step 6: Final answer
    x = 15,760.99

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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.