Home / 31,970.06-44,122.96-18,363.46

Finding the Fourth Proportional to 31,970.06, 44,122.96 and 18,363.46

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Solution

The fourth proportional to 31,970.06, 44,122.96 and 18,363.46 is: 25,344.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,970.06 : 44,122.96 = 18,363.46 : x
  2. Step 2: Convert to fraction form
    31,970.06/44,122.96 = 18,363.46/x
  3. Step 3: Cross multiply
    31,970.06x = 44,122.96 × 18,363.46
  4. Step 4: Simplify right side
    31,970.06x = 810,250,211.04
  5. Step 5: Solve for x
    x = 810,250,211.04/31,970.06
  6. Step 6: Final answer
    x = 25,344.03

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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.