Home / 31,203.29-46,790.73-9,011.39

Finding the Fourth Proportional to 31,203.29, 46,790.73 and 9,011.39

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Solution

The fourth proportional to 31,203.29, 46,790.73 and 9,011.39 is: 13,512.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203.29 : 46,790.73 = 9,011.39 : x
  2. Step 2: Convert to fraction form
    31,203.29/46,790.73 = 9,011.39/x
  3. Step 3: Cross multiply
    31,203.29x = 46,790.73 × 9,011.39
  4. Step 4: Simplify right side
    31,203.29x = 421,649,282.46
  5. Step 5: Solve for x
    x = 421,649,282.46/31,203.29
  6. Step 6: Final answer
    x = 13,512.97

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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.