Home / 31,360.33-43,275.49-17,212.06

Finding the Fourth Proportional to 31,360.33, 43,275.49 and 17,212.06

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Solution

The fourth proportional to 31,360.33, 43,275.49 and 17,212.06 is: 23,751.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,360.33 : 43,275.49 = 17,212.06 : x
  2. Step 2: Convert to fraction form
    31,360.33/43,275.49 = 17,212.06/x
  3. Step 3: Cross multiply
    31,360.33x = 43,275.49 × 17,212.06
  4. Step 4: Simplify right side
    31,360.33x = 744,860,330.41
  5. Step 5: Solve for x
    x = 744,860,330.41/31,360.33
  6. Step 6: Final answer
    x = 23,751.67

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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.