Home / 31,616.03-43,548.35-22,038.84

Finding the Fourth Proportional to 31,616.03, 43,548.35 and 22,038.84

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Solution

The fourth proportional to 31,616.03, 43,548.35 and 22,038.84 is: 30,356.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,616.03 : 43,548.35 = 22,038.84 : x
  2. Step 2: Convert to fraction form
    31,616.03/43,548.35 = 22,038.84/x
  3. Step 3: Cross multiply
    31,616.03x = 43,548.35 × 22,038.84
  4. Step 4: Simplify right side
    31,616.03x = 959,755,007.72
  5. Step 5: Solve for x
    x = 959,755,007.72/31,616.03
  6. Step 6: Final answer
    x = 30,356.59

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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.