Home / 31,191.92-46,775.40-18,053.51

Finding the Fourth Proportional to 31,191.92, 46,775.40 and 18,053.51

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Solution

The fourth proportional to 31,191.92, 46,775.40 and 18,053.51 is: 27,073.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,191.92 : 46,775.40 = 18,053.51 : x
  2. Step 2: Convert to fraction form
    31,191.92/46,775.40 = 18,053.51/x
  3. Step 3: Cross multiply
    31,191.92x = 46,775.40 × 18,053.51
  4. Step 4: Simplify right side
    31,191.92x = 844,459,917.78
  5. Step 5: Solve for x
    x = 844,459,917.78/31,191.92
  6. Step 6: Final answer
    x = 27,073.04

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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.