Home / 31,919.05-44,048.59-17,772.20

Finding the Fourth Proportional to 31,919.05, 44,048.59 and 17,772.20

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Solution

The fourth proportional to 31,919.05, 44,048.59 and 17,772.20 is: 24,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,919.05 : 44,048.59 = 17,772.20 : x
  2. Step 2: Convert to fraction form
    31,919.05/44,048.59 = 17,772.20/x
  3. Step 3: Cross multiply
    31,919.05x = 44,048.59 × 17,772.20
  4. Step 4: Simplify right side
    31,919.05x = 782,840,130.96
  5. Step 5: Solve for x
    x = 782,840,130.96/31,919.05
  6. Step 6: Final answer
    x = 24,525.80

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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.