Home / 31,228.80-43,063.52-26,767.36

Finding the Fourth Proportional to 31,228.80, 43,063.52 and 26,767.36

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Solution

The fourth proportional to 31,228.80, 43,063.52 and 26,767.36 is: 36,911.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,228.80 : 43,063.52 = 26,767.36 : x
  2. Step 2: Convert to fraction form
    31,228.80/43,063.52 = 26,767.36/x
  3. Step 3: Cross multiply
    31,228.80x = 43,063.52 × 26,767.36
  4. Step 4: Simplify right side
    31,228.80x = 1,152,696,742.71
  5. Step 5: Solve for x
    x = 1,152,696,742.71/31,228.80
  6. Step 6: Final answer
    x = 36,911.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.