Home / 44,935.74-67,420.62-18,638.28

Finding the Fourth Proportional to 44,935.74, 67,420.62 and 18,638.28

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Solution

The fourth proportional to 44,935.74, 67,420.62 and 18,638.28 is: 27,964.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,935.74 : 67,420.62 = 18,638.28 : x
  2. Step 2: Convert to fraction form
    44,935.74/67,420.62 = 18,638.28/x
  3. Step 3: Cross multiply
    44,935.74x = 67,420.62 × 18,638.28
  4. Step 4: Simplify right side
    44,935.74x = 1,256,604,393.33
  5. Step 5: Solve for x
    x = 1,256,604,393.33/44,935.74
  6. Step 6: Final answer
    x = 27,964.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.