Home / 34,548.83-47,673.14-21,797.20

Finding the Fourth Proportional to 34,548.83, 47,673.14 and 21,797.20

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Solution

The fourth proportional to 34,548.83, 47,673.14 and 21,797.20 is: 30,077.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,548.83 : 47,673.14 = 21,797.20 : x
  2. Step 2: Convert to fraction form
    34,548.83/47,673.14 = 21,797.20/x
  3. Step 3: Cross multiply
    34,548.83x = 47,673.14 × 21,797.20
  4. Step 4: Simplify right side
    34,548.83x = 1,039,140,739.04
  5. Step 5: Solve for x
    x = 1,039,140,739.04/34,548.83
  6. Step 6: Final answer
    x = 30,077.46

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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.