Home / 31,967.08-44,106.90-20,634.18

Finding the Fourth Proportional to 31,967.08, 44,106.90 and 20,634.18

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Solution

The fourth proportional to 31,967.08, 44,106.90 and 20,634.18 is: 28,470.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,967.08 : 44,106.90 = 20,634.18 : x
  2. Step 2: Convert to fraction form
    31,967.08/44,106.90 = 20,634.18/x
  3. Step 3: Cross multiply
    31,967.08x = 44,106.90 × 20,634.18
  4. Step 4: Simplify right side
    31,967.08x = 910,109,713.84
  5. Step 5: Solve for x
    x = 910,109,713.84/31,967.08
  6. Step 6: Final answer
    x = 28,470.22

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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.