Home / 34,739.40-47,939.92-19,632.04

Finding the Fourth Proportional to 34,739.40, 47,939.92 and 19,632.04

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Solution

The fourth proportional to 34,739.40, 47,939.92 and 19,632.04 is: 27,091.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,739.40 : 47,939.92 = 19,632.04 : x
  2. Step 2: Convert to fraction form
    34,739.40/47,939.92 = 19,632.04/x
  3. Step 3: Cross multiply
    34,739.40x = 47,939.92 × 19,632.04
  4. Step 4: Simplify right side
    34,739.40x = 941,158,427.04
  5. Step 5: Solve for x
    x = 941,158,427.04/34,739.40
  6. Step 6: Final answer
    x = 27,091.96

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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.