Home / 31,965.08-44,104.14-20,632.18

Finding the Fourth Proportional to 31,965.08, 44,104.14 and 20,632.18

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Solution

The fourth proportional to 31,965.08, 44,104.14 and 20,632.18 is: 28,467.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,965.08 : 44,104.14 = 20,632.18 : x
  2. Step 2: Convert to fraction form
    31,965.08/44,104.14 = 20,632.18/x
  3. Step 3: Cross multiply
    31,965.08x = 44,104.14 × 20,632.18
  4. Step 4: Simplify right side
    31,965.08x = 909,964,555.23
  5. Step 5: Solve for x
    x = 909,964,555.23/31,965.08
  6. Step 6: Final answer
    x = 28,467.46

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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.