Home / 31,285.36-46,943.24-13,752.92

Finding the Fourth Proportional to 31,285.36, 46,943.24 and 13,752.92

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Solution

The fourth proportional to 31,285.36, 46,943.24 and 13,752.92 is: 20,636.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,285.36 : 46,943.24 = 13,752.92 : x
  2. Step 2: Convert to fraction form
    31,285.36/46,943.24 = 13,752.92/x
  3. Step 3: Cross multiply
    31,285.36x = 46,943.24 × 13,752.92
  4. Step 4: Simplify right side
    31,285.36x = 645,606,624.26
  5. Step 5: Solve for x
    x = 645,606,624.26/31,285.36
  6. Step 6: Final answer
    x = 20,636.06

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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.