Home / 31,967.20-44,114.93-18,546.45

Finding the Fourth Proportional to 31,967.20, 44,114.93 and 18,546.45

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Solution

The fourth proportional to 31,967.20, 44,114.93 and 18,546.45 is: 25,594.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,967.20 : 44,114.93 = 18,546.45 : x
  2. Step 2: Convert to fraction form
    31,967.20/44,114.93 = 18,546.45/x
  3. Step 3: Cross multiply
    31,967.20x = 44,114.93 × 18,546.45
  4. Step 4: Simplify right side
    31,967.20x = 818,175,343.50
  5. Step 5: Solve for x
    x = 818,175,343.50/31,967.20
  6. Step 6: Final answer
    x = 25,594.21

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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.