Home / 34,443.72-47,527.02-20,103.48

Finding the Fourth Proportional to 34,443.72, 47,527.02 and 20,103.48

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Solution

The fourth proportional to 34,443.72, 47,527.02 and 20,103.48 is: 27,739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,443.72 : 47,527.02 = 20,103.48 : x
  2. Step 2: Convert to fraction form
    34,443.72/47,527.02 = 20,103.48/x
  3. Step 3: Cross multiply
    34,443.72x = 47,527.02 × 20,103.48
  4. Step 4: Simplify right side
    34,443.72x = 955,458,496.03
  5. Step 5: Solve for x
    x = 955,458,496.03/34,443.72
  6. Step 6: Final answer
    x = 27,739.70

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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.